Taller de principios electricos
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The document discusses maintenance of computer equipment. It describes performing preventive and predictive maintenance to prolong the functioning of computer systems. Specific results include: - Performing internal and external physical maintenance of computer equipment using appropriate techniques, supplies, manuals and procedures. - Assembling and disassembling hardware components of different types of equipment according to complexity, required tools, standards, technical manuals and procedures.
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Taller principios electricos.
The document discusses maintenance of computer equipment. It describes performing preventive and predictive maintenance to prolong the functioning of computer systems. Specific results include:
- Conducting internal and external physical maintenance of computer equipment using appropriate techniques, supplies, manuals and procedures.
- Assembling and disassembling hardware components of different types of equipment according to complexity, required tools, standards, technical manuals and procedures.
Chapter 2 circuit elements
The document contains solutions to practice problems related to linear and nonlinear circuit elements, resistors, independent and dependent sources, transducers, switches, and measurement techniques. In problem P2.2-1, an element is found to be nonlinear because doubling the current does not double the voltage. In problem P2.4-1, the power absorbed by a resistor is calculated to be 21V×3A=63W. In problem P2.6-1, the power received by a voltage source is calculated to be 12V×0.5A=6W, with the source delivering -6W.
Taller+10+circuito+serie+paralelo (2)
This document contains calculations for simplifying circuits in series and parallel. It includes 4 examples of circuits with resistors connected in series and parallel. The first circuit has two resistors in series and calculates the total resistance, voltage, current and power. The second and third circuits are left blank. The fourth circuit has four resistors connected in parallel and calculates the equivalent resistance, total voltage, current and power. It also calculates the individual current and power values for each resistor.
Unit1 and 2 sample solutions
The document contains 4 solved questions related to power systems.
1. It asks to draw the pu impedance diagram for a given power system and lists the ratings of generator, motor, and transformers. The solution provides step-by-step working to calculate the pu impedances.
2. It asks to calculate the terminal voltage of a synchronous machine in a given radial transmission system. The solution shows the calculations.
3. It provides ratings of a synchronous generator and asks to determine quantities based on given conditions. The solution includes a phasor diagram.
4. It asks to calculate the line current for a 3-phase star connected load with given impedances. The solution sets up equations based on the circuit
Meter Shunt (Ammeter)
The document shows the step-by-step working to calculate the value of a shunt resistor used with a moving coil meter that has an internal resistance of 12 ohms and a full scale deflection of 22mA, when measuring a current of 40A. It calculates the shunt resistor value to be 0.0132 ohms.
Questions practice unit iv
1) A symmetrical short circuit occurs on a 22kV bus bar. The fault apparent power is 73MVA and the fault current is 1.91kA.
2) Fault current measurements for a 50MVA alternator allow calculation of its per unit sequence reactances as 1.403, 0.351, and 0.151.
3) For a 100MVA generator with given reactances, the sustained short circuit current is 2467A, initial breaker current is 16882A, and maximum DC current is not provided.
Network Solving
The document describes the steps to solve a circuit with three resistors (R1, R2, R3) connected to an 80V power supply. It involves combining parallel resistors, calculating total resistance, current, voltage drops across resistors, and branch currents. It then shows calculating power dissipated in each resistor. The key steps are: combining R2 and R3 since they are in parallel, calculating total circuit resistance and current, determining voltage drops using Ohm's Law, and then power calculations for each resistor element.
Questions unit3
The document contains 5 practice questions asking to draw the positive, negative, and zero sequence impedance networks for various power system configurations. Information provided includes generator and transformer ratings, line impedances, and zero/neutral sequence reactance values. The questions require calculating and representing the sequence networks using per unit values with various bases related to the system ratings.
Recommended
Taller principios electricos.
The document discusses maintenance of computer equipment. It describes performing preventive and predictive maintenance to prolong the functioning of computer systems. Specific results include:
- Conducting internal and external physical maintenance of computer equipment using appropriate techniques, supplies, manuals and procedures.
- Assembling and disassembling hardware components of different types of equipment according to complexity, required tools, standards, technical manuals and procedures.
Chapter 2 circuit elements
The document contains solutions to practice problems related to linear and nonlinear circuit elements, resistors, independent and dependent sources, transducers, switches, and measurement techniques. In problem P2.2-1, an element is found to be nonlinear because doubling the current does not double the voltage. In problem P2.4-1, the power absorbed by a resistor is calculated to be 21V×3A=63W. In problem P2.6-1, the power received by a voltage source is calculated to be 12V×0.5A=6W, with the source delivering -6W.
Taller+10+circuito+serie+paralelo (2)
This document contains calculations for simplifying circuits in series and parallel. It includes 4 examples of circuits with resistors connected in series and parallel. The first circuit has two resistors in series and calculates the total resistance, voltage, current and power. The second and third circuits are left blank. The fourth circuit has four resistors connected in parallel and calculates the equivalent resistance, total voltage, current and power. It also calculates the individual current and power values for each resistor.
Unit1 and 2 sample solutions
The document contains 4 solved questions related to power systems.
1. It asks to draw the pu impedance diagram for a given power system and lists the ratings of generator, motor, and transformers. The solution provides step-by-step working to calculate the pu impedances.
2. It asks to calculate the terminal voltage of a synchronous machine in a given radial transmission system. The solution shows the calculations.
3. It provides ratings of a synchronous generator and asks to determine quantities based on given conditions. The solution includes a phasor diagram.
4. It asks to calculate the line current for a 3-phase star connected load with given impedances. The solution sets up equations based on the circuit
Meter Shunt (Ammeter)
The document shows the step-by-step working to calculate the value of a shunt resistor used with a moving coil meter that has an internal resistance of 12 ohms and a full scale deflection of 22mA, when measuring a current of 40A. It calculates the shunt resistor value to be 0.0132 ohms.
Questions practice unit iv
1) A symmetrical short circuit occurs on a 22kV bus bar. The fault apparent power is 73MVA and the fault current is 1.91kA.
2) Fault current measurements for a 50MVA alternator allow calculation of its per unit sequence reactances as 1.403, 0.351, and 0.151.
3) For a 100MVA generator with given reactances, the sustained short circuit current is 2467A, initial breaker current is 16882A, and maximum DC current is not provided.
Network Solving
The document describes the steps to solve a circuit with three resistors (R1, R2, R3) connected to an 80V power supply. It involves combining parallel resistors, calculating total resistance, current, voltage drops across resistors, and branch currents. It then shows calculating power dissipated in each resistor. The key steps are: combining R2 and R3 since they are in parallel, calculating total circuit resistance and current, determining voltage drops using Ohm's Law, and then power calculations for each resistor element.
Questions unit3
The document contains 5 practice questions asking to draw the positive, negative, and zero sequence impedance networks for various power system configurations. Information provided includes generator and transformer ratings, line impedances, and zero/neutral sequence reactance values. The questions require calculating and representing the sequence networks using per unit values with various bases related to the system ratings.
Unit 2 samplesolutions
The document describes calculating currents in a star-connected load using symmetrical components. It finds:
Ia1 = 13.8461 - 0.0000i
Ia2 = 2.3077 + 1.3324i
Ia = 16.1539 + 1.3323i
Vn = 38.4614 -13.3234i
It also solves another example finding line currents Ia, Ib, Ic for a delta-connected load from line voltages using symmetrical components. Relations between symmetrical components of line and phase quantities are also examined.
Questions unit4
The document contains 5 practice questions related to fault analysis in power systems. Question 1 asks to calculate the fault current and healthy line voltage for a DLG fault at the terminals of a 50MVA generator. Question 2 asks to calculate the line-to-ground fault currents for a fault on a transformer winding with given system reactances. Question 3 asks to calculate the fault current for a SLG fault at a given point in a system shown in a figure. Question 4 asks to determine the fault current, bus voltages, and line currents for a 3-phase fault with a given fault impedance in a system shown in a diagram. Question 5 asks to calculate the fault current for a DLG fault at a given point considering a generator
Taller de las magnitudes
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2. Examples are shown for converting 10V to mV and kV, 50Ω to mΩ and Ω, 2A to mA and kA, and 73KW to W and 7W to μW. The appropriate conversion factors and steps are clearly outlined.
3. The document is a tutorial for how to
PracticalPFC_2
This document analyzes a single-phase mixed RLC circuit with two different methods of power factor correction: connecting a capacitor to the consumer side (A-B segment) or connecting it to the power supply side.
With no correction, the circuit has a power factor of 0.81. Correcting on the consumer side by connecting an 80 microfarad capacitor across the A-B segment results in a power factor of 1 for the whole circuit. This increases the A-B voltage and decreases input active power while increasing A-B active power.
Correcting on the power supply side by connecting a 48 microfarad capacitor requires less current reduction but only improves the input power factor to 1, while the A
Formulario fisica dos
This document contains formulas and concepts related to physics, electricity, magnetism, and circuits. It defines fundamental constants like the Coulomb constant, elementary charge, and mass of an electron. It also provides equations for electric field and force, electric potential and capacitance, electric current and resistance, magnetic force and field, and inductance. Key concepts covered include electric dipoles, electric flux, capacitors in series and parallel, Ohm's law, Kirchhoff's laws, RC circuits, magnetic force, Biot-Savart law, and Ampere's law.
2
The document contains 10 problems solving for unknown values (x) in various electrical equations involving conversions between units like volts, amps, watts, ohms, and their multiples and submultiples. Each problem shows the starting values, the conversion equation, and the solution for x based on unit cancellation and substitution into the proper conversion formula between units like V/A, W/A, Ω/A, etc.
Unit1 And 2 Sample Solutions
The document contains 4 solved questions related to power systems.
1. It provides the step-by-step solution to draw the pu impedance diagram for a power system network including a generator, motor, and two transformers.
2. It calculates the terminal voltage of a synchronous machine in a radial transmission system with given component ratings and loads.
3. It determines the EMF and angle of a synchronous generator operating at a given power factor and current into an infinite bus.
4. It calculates the line current for a 3-phase, 3-wire star-connected unbalanced load using given impedance values connected to each phase.
E&i web cast
Electronics & Innovation, E&I, is a focused and dynamic company fulfilling the market demand for RF power amplifiers, components and modules. Check out our slideshow which focuses on educating our customers to allow them to select the appropriate solution to provide the most efficient, cost effective results.
Meter Shunt (Ammeter)
The document shows the step-by-step working to calculate the value of a shunt resistor used with a moving coil meter that has an internal resistance of 12 ohms and a full scale deflection of 22mA, when measuring 20 amps. It first calculates the current through the shunt resistor. It then calculates the voltage drop across the meter. Finally, it uses Ohm's law to calculate the value of the shunt resistor as 0.0132 ohms.
Solutions -unit4
1. A 3-phase fault occurs on a power system with a fault impedance of j0.16 pu. This causes fault currents on lines 1, 2 and 3 of -j2.5, -j0.625 and -j0.3125 pu respectively. The post-fault bus voltages are 0.5 pu on bus 1 and 0.75 pu on bus 2.
2. A double line-to-ground fault occurs at point F. This results in a subtransient current on phase c of machine 1 of 4.556(-43.04)° pu or 5260A actual.
3. For a power system with a total demand of 25MW and SSSL of 80
Igbt 2 mbi600nt for boot
This document provides information on an IGBT module from the N series, including:
1) Its key features such as low saturation voltage, improved forward characteristics, and overcurrent limiting function.
2) Its applications in areas like motor controls and uninterruptible power supplies.
3) Its maximum ratings and electrical characteristics like collector-emitter saturation voltage and reverse recovery time.
4) A diagram of its equivalent circuit.
Practice questions for unit ii
The document contains 10 practice questions related to symmetrical components for electrical circuits:
1. Find symmetrical components of line currents for an unbalanced star-connected load.
2. Determine symmetrical components of given line voltages and draw the vector diagram.
3. Calculate symmetrical components of phase currents for a delta-connected balanced load.
4. Use symmetrical components to calculate active and reactive power for a delta-connected circuit.
5. Use symmetrical components to calculate active and reactive power for another delta-connected circuit.
6. Build line currents vectors for a transformer circuit given symmetrical components.
7. Determine line currents and symmetrical components before and after a line fault in a delta load.
8. Calculate branch currents
Unit4questions
The document contains 13 problems related to calculating fault currents in synchronous generator and transformer systems. The problems involve determining line currents, voltages and sequence currents for different fault types including line-to-ground, line-line and line-line-ground faults. Sequence networks are formed and fault calculations are performed based on the given positive, negative and zero sequence reactance values of generators, transformers, transmission lines and other system components.
Practice questions
This document contains 10 practice questions related to unit 1 of a power systems course. The questions cover topics such as:
1) Drawing per unit reactance and impedance diagrams for power systems with generators, transformers and transmission lines.
2) Calculating voltage, current, power and machine parameters like excitation and load angle for generators supplying power to loads through transmission networks.
3) Determining steady state stability limits and drawing vector diagrams for generator operations.
The questions provide ratings and parameters for generators, transformers, transmission lines and loads and ask students to analyze and model the power systems using concepts like per unit quantities and reactance/impedance diagrams.
POWER SYSTEM 2
1) The document analyzes the power system connecting two towns by converting all values to per unit for easier analysis. Fault currents were calculated.
2) A fault current of -j6.76pu was found to flow through the 33kV underground cables during a fault.
3) Voltage drops during faults were calculated for buses A, B, and C. The voltages during a fault at bus A is 1.7502pu, bus B is 1.86859pu, and bus C is -0.0254pu.
Taller+10+circuito+serie+paralelo
The document is a student's work on circuit analysis problems involving series and parallel circuits. It contains 4 problems where the student calculates the total resistance, voltage, current and power for circuits connected in series and parallel. The student provides the calculations to determine these values for each individual component and the overall circuit.
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An impedance network consisting of three impedances connected in series and parallel is connected to a 250V AC supply. The current, power factor, total power absorbed, and power dissipated in each resistance is calculated. A phasor diagram is drawn. Additionally, the power factor of two circuits in parallel with the same impedances but different power factors is calculated. Finally, a circuit with an inductive load is analyzed and the capacitance required to improve the power factor to various values is determined.
Single phase transformer
The document describes tests conducted on a single-phase transformer to determine its efficiency and regulation. An open circuit test was conducted to measure no-load losses. A short circuit test was used to determine copper losses and develop an equivalent circuit model. Efficiency was calculated at various load levels and power factors based on losses from the two tests. Regulation was also calculated using the short circuit test results. Plots of efficiency versus load and tables of efficiency and regulation values are presented.
Ejercicio De Conversiones
The document shows 10 math problems involving converting between different units:
1) Converting 380V to mV
2) Converting 900KA to A
3) Converting 560MW to W
Series rlc circuit
The document describes an experiment to study the behavior of a series RLC circuit. The circuit is assembled using a variable AC power supply, rheostat, inductor, capacitor, and various meters. The voltage across the circuit is adjusted to 120V and readings are taken for different rheostat resistance values. Phasor diagrams are drawn showing the voltages across each component and their phase angles. Theoretical calculations of impedance, current, power factor, and resonant frequency are also presented. The objectives are to observe the circuit behavior and compare measured and calculated phase angles.
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Este documento presenta el informe de un experimento de laboratorio sobre fuerzas hidrostáticas. El objetivo era determinar experimentalmente la fuerza que ejerce el agua sobre superficies planas y curvas sumergidas, variando la profundidad. Se midió la fuerza hidrostática teórica y experimental para diferentes alturas, obteniendo valores similares. La conclusión fue que la fuerza aumenta linealmente con la profundidad y es mayor sobre superficies planas que curvas.
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Unit 2 samplesolutions
The document describes calculating currents in a star-connected load using symmetrical components. It finds:
Ia1 = 13.8461 - 0.0000i
Ia2 = 2.3077 + 1.3324i
Ia = 16.1539 + 1.3323i
Vn = 38.4614 -13.3234i
It also solves another example finding line currents Ia, Ib, Ic for a delta-connected load from line voltages using symmetrical components. Relations between symmetrical components of line and phase quantities are also examined.
Questions unit4
The document contains 5 practice questions related to fault analysis in power systems. Question 1 asks to calculate the fault current and healthy line voltage for a DLG fault at the terminals of a 50MVA generator. Question 2 asks to calculate the line-to-ground fault currents for a fault on a transformer winding with given system reactances. Question 3 asks to calculate the fault current for a SLG fault at a given point in a system shown in a figure. Question 4 asks to determine the fault current, bus voltages, and line currents for a 3-phase fault with a given fault impedance in a system shown in a diagram. Question 5 asks to calculate the fault current for a DLG fault at a given point considering a generator
Taller de las magnitudes
1. This document provides instructions for converting between different units of voltage, resistance, current, and power. It gives the conversion factors and steps to change between volts to millivolts and kilovolts, ohms to milliohms and ohms, amps to milliamps and kiloamps, and watts to watts and microwatts.
2. Examples are shown for converting 10V to mV and kV, 50Ω to mΩ and Ω, 2A to mA and kA, and 73KW to W and 7W to μW. The appropriate conversion factors and steps are clearly outlined.
3. The document is a tutorial for how to
PracticalPFC_2
This document analyzes a single-phase mixed RLC circuit with two different methods of power factor correction: connecting a capacitor to the consumer side (A-B segment) or connecting it to the power supply side.
With no correction, the circuit has a power factor of 0.81. Correcting on the consumer side by connecting an 80 microfarad capacitor across the A-B segment results in a power factor of 1 for the whole circuit. This increases the A-B voltage and decreases input active power while increasing A-B active power.
Correcting on the power supply side by connecting a 48 microfarad capacitor requires less current reduction but only improves the input power factor to 1, while the A
Formulario fisica dos
This document contains formulas and concepts related to physics, electricity, magnetism, and circuits. It defines fundamental constants like the Coulomb constant, elementary charge, and mass of an electron. It also provides equations for electric field and force, electric potential and capacitance, electric current and resistance, magnetic force and field, and inductance. Key concepts covered include electric dipoles, electric flux, capacitors in series and parallel, Ohm's law, Kirchhoff's laws, RC circuits, magnetic force, Biot-Savart law, and Ampere's law.
2
The document contains 10 problems solving for unknown values (x) in various electrical equations involving conversions between units like volts, amps, watts, ohms, and their multiples and submultiples. Each problem shows the starting values, the conversion equation, and the solution for x based on unit cancellation and substitution into the proper conversion formula between units like V/A, W/A, Ω/A, etc.
Unit1 And 2 Sample Solutions
The document contains 4 solved questions related to power systems.
1. It provides the step-by-step solution to draw the pu impedance diagram for a power system network including a generator, motor, and two transformers.
2. It calculates the terminal voltage of a synchronous machine in a radial transmission system with given component ratings and loads.
3. It determines the EMF and angle of a synchronous generator operating at a given power factor and current into an infinite bus.
4. It calculates the line current for a 3-phase, 3-wire star-connected unbalanced load using given impedance values connected to each phase.
E&i web cast
Electronics & Innovation, E&I, is a focused and dynamic company fulfilling the market demand for RF power amplifiers, components and modules. Check out our slideshow which focuses on educating our customers to allow them to select the appropriate solution to provide the most efficient, cost effective results.
Meter Shunt (Ammeter)
The document shows the step-by-step working to calculate the value of a shunt resistor used with a moving coil meter that has an internal resistance of 12 ohms and a full scale deflection of 22mA, when measuring 20 amps. It first calculates the current through the shunt resistor. It then calculates the voltage drop across the meter. Finally, it uses Ohm's law to calculate the value of the shunt resistor as 0.0132 ohms.
Solutions -unit4
1. A 3-phase fault occurs on a power system with a fault impedance of j0.16 pu. This causes fault currents on lines 1, 2 and 3 of -j2.5, -j0.625 and -j0.3125 pu respectively. The post-fault bus voltages are 0.5 pu on bus 1 and 0.75 pu on bus 2.
2. A double line-to-ground fault occurs at point F. This results in a subtransient current on phase c of machine 1 of 4.556(-43.04)° pu or 5260A actual.
3. For a power system with a total demand of 25MW and SSSL of 80
Igbt 2 mbi600nt for boot
This document provides information on an IGBT module from the N series, including:
1) Its key features such as low saturation voltage, improved forward characteristics, and overcurrent limiting function.
2) Its applications in areas like motor controls and uninterruptible power supplies.
3) Its maximum ratings and electrical characteristics like collector-emitter saturation voltage and reverse recovery time.
4) A diagram of its equivalent circuit.
Practice questions for unit ii
The document contains 10 practice questions related to symmetrical components for electrical circuits:
1. Find symmetrical components of line currents for an unbalanced star-connected load.
2. Determine symmetrical components of given line voltages and draw the vector diagram.
3. Calculate symmetrical components of phase currents for a delta-connected balanced load.
4. Use symmetrical components to calculate active and reactive power for a delta-connected circuit.
5. Use symmetrical components to calculate active and reactive power for another delta-connected circuit.
6. Build line currents vectors for a transformer circuit given symmetrical components.
7. Determine line currents and symmetrical components before and after a line fault in a delta load.
8. Calculate branch currents
Unit4questions
The document contains 13 problems related to calculating fault currents in synchronous generator and transformer systems. The problems involve determining line currents, voltages and sequence currents for different fault types including line-to-ground, line-line and line-line-ground faults. Sequence networks are formed and fault calculations are performed based on the given positive, negative and zero sequence reactance values of generators, transformers, transmission lines and other system components.
Practice questions
This document contains 10 practice questions related to unit 1 of a power systems course. The questions cover topics such as:
1) Drawing per unit reactance and impedance diagrams for power systems with generators, transformers and transmission lines.
2) Calculating voltage, current, power and machine parameters like excitation and load angle for generators supplying power to loads through transmission networks.
3) Determining steady state stability limits and drawing vector diagrams for generator operations.
The questions provide ratings and parameters for generators, transformers, transmission lines and loads and ask students to analyze and model the power systems using concepts like per unit quantities and reactance/impedance diagrams.
POWER SYSTEM 2
1) The document analyzes the power system connecting two towns by converting all values to per unit for easier analysis. Fault currents were calculated.
2) A fault current of -j6.76pu was found to flow through the 33kV underground cables during a fault.
3) Voltage drops during faults were calculated for buses A, B, and C. The voltages during a fault at bus A is 1.7502pu, bus B is 1.86859pu, and bus C is -0.0254pu.
Taller+10+circuito+serie+paralelo
The document is a student's work on circuit analysis problems involving series and parallel circuits. It contains 4 problems where the student calculates the total resistance, voltage, current and power for circuits connected in series and parallel. The student provides the calculations to determine these values for each individual component and the overall circuit.
T6 1 ph-ac
An impedance network consisting of three impedances connected in series and parallel is connected to a 250V AC supply. The current, power factor, total power absorbed, and power dissipated in each resistance is calculated. A phasor diagram is drawn. Additionally, the power factor of two circuits in parallel with the same impedances but different power factors is calculated. Finally, a circuit with an inductive load is analyzed and the capacitance required to improve the power factor to various values is determined.
Single phase transformer
The document describes tests conducted on a single-phase transformer to determine its efficiency and regulation. An open circuit test was conducted to measure no-load losses. A short circuit test was used to determine copper losses and develop an equivalent circuit model. Efficiency was calculated at various load levels and power factors based on losses from the two tests. Regulation was also calculated using the short circuit test results. Plots of efficiency versus load and tables of efficiency and regulation values are presented.
Ejercicio De Conversiones
The document shows 10 math problems involving converting between different units:
1) Converting 380V to mV
2) Converting 900KA to A
3) Converting 560MW to W
Series rlc circuit
The document describes an experiment to study the behavior of a series RLC circuit. The circuit is assembled using a variable AC power supply, rheostat, inductor, capacitor, and various meters. The voltage across the circuit is adjusted to 120V and readings are taken for different rheostat resistance values. Phasor diagrams are drawn showing the voltages across each component and their phase angles. Theoretical calculations of impedance, current, power factor, and resonant frequency are also presented. The objectives are to observe the circuit behavior and compare measured and calculated phase angles.
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- 2. . RT=R1+R2+R3+R4 R1=720 Ω=720Ω R2=1.1K=1100Ω R3=130Ω=130Ω R4=1820Ω=1820Ω R5=1.62K=16200Ω RT=720Ω+1100Ω+130Ω+1820Ω+16200Ω RT=19970Ω C RT=R1+R2+R3+R4+R5 R1=7,7K=7700Ω RT=7700Ω+11100Ω+1230Ω+1820Ω+7060Ω R2=11,1k=11100Ω R3=1230Ω=1230Ω R4=1820Ω=1820Ω R5=7,06K=7060Ω RT=28910Ω D
- 3. 1 1 1 ― = ― = ― R1 12,5k 12500 1 1 1 ― = ― = ― R2 25k 25000Ω 1 1 1 ― = ― = ― R3 25k 12500Ω 1 1 1 1 ― = ― + ― + ― + RT 12500Ω 25000Ω 12500Ω 1 2+1+2 ― = RT 25000 1 5 ― = RT 25000 25000 RT = 5 RT=5000 Ω E
- 4. 1 1 ― = ― R1 500 Ω 1 1 1 ― = ― = ― R2 25k 25000Ω 1 1 1 ― = ― = ― R3 25k 25000Ω 1 1 1 ― = ― = ― R4 1k 1000Ω 1 1 1 1 1 ― = ― + ― + ― + ― RT 500Ω 25000Ω 12500Ω 1000Ω 1 50 + 1 + 2 + 25 ― = RT 25000 1 78 ― = RT 25000 25000 RT = 78
- 5. RT=320, 51 Ω 2. Identifique cada uno de los siguientes símbolos: Si alguno de los símbolos no ha sido visto en clase consultarlo Símbolo Dispositivo trasformador Inductancia Voltímetro Amperímetro Lámpara incandescente Diodo sentido permitido Resistencia variable potenciómetro Diodo led Cruce con conexión 3. Calcule la corriente para los siguientes circuitos A
- 6. 1 1 1 ― = ― = ― R1 12, 5 k 12500 Ω 1 1 1 ― = ― = ― R2 25 k 25000 Ω 1 1 1 ― = ― = ― R3 12, 5 k 12500 Ω 1 1 1 1 ― = ― + ― + ― RT 12500Ω 25000Ω 12500Ω 1 2 + 1 + 2 ― = RT 25000 1 5 ― = RT 25000 25000 RT = 5 RT= 5000 Ω
- 7. V 10V I = ― = ― = 0, 002 A = 2 mA RT 5000Ω B 1 1 1 ― = ― = ― R2 25k 25000Ω 1 1 1 ― = ― = ― R3 12,5 k 12500Ω 1 1 1 ― = ― + ― RT 2500Ω 12500Ω 1 1+2 ― = RT 25000 1 3 ― = RT 25000 25000 RT = 3 RT= 8333, 3 Ω V 10V I = ― = ― = 0, 0012
- 8. RT 8333, 3 I = 0,0012A= 1,2mA C V 6V 6V I = ― = ― = ― = 0,00024 R2 R2 25k 25000Ω I= 0,00024A= 0,24mA D
- 9. 1 1 1 ― = ― = ― R3 25k 25000Ω 1 1 1 ― = ― = ― R4 1k 1000Ω 1 1 1 ― = ― + ― RT 2500Ω 1000Ω 1 1+25 ― = RT 25000 1 26 ― = RT 25000 25000 RT = 26 RT= 961,538 Ω V 6V I = ― = ― = 0, 0062 RT 961,538
- 10. I = 0,0062A= 6,2mA E 1 1 ― = ― R1 500 Ω 1 1 1 ― = ― = ― R2 25k 25000Ω 1 1 1 ― = ― = ― R3 25k 25000Ω 1 1 1 ― = ― = ― R4 1k 1000Ω 1 1 1 1 1 ― = ― + ― + ― + ― RT 500Ω 25000Ω 12500Ω 1000Ω 1 50 + 1 + 2 + 25 ― = RT 25000 1 78 ― = RT 25000 25000 RT = 78
- 11. RT= 320,51 Ω V 6V I = ― = ― = 0,018 RT 320, 51 I = 0,0187A= 18,7mA 4. Calcule el voltaje para los siguientes circuitos A V=I*R V 10V I= ― = ― = 3,71A RT 26940Ω RT=R1+R2+R3+R4+R5 R1= 7, 7 k = 7700 Ω R2= 11, 12 k =11120 Ω R3= 120Ω R4=1 k =1000Ω R5= 7, 0 k = 7000 Ω RT= 7700Ω+11120Ω+120Ω+1000Ω+7000Ω RT= 26940 Ω
- 12. V=I*R V=3, 71*1000 V= 3710 B V=I*R V 5V I= ― = ― = 3,59A RT 13920Ω RT=R1+R2+R3+R4+R5 R1= 1700 Ω R2= 11 k =11000 Ω R3= 320Ω R4=222Ω R5= 678Ω RT= 1700Ω+11000Ω+320Ω+222Ω+678Ω RT= 13920Ω V=I*R V=3, 59*11000 V= 39490 C
- 13. V=I*R V 5V I= ― = ― = 1,057A RT 4730200Ω RT=R1+R2+R3+R4 R1= 1, 2 M =1200000Ω R2= 110 k =110000 Ω R3= 3, 2 M =3200000Ω R4=220, 2 k =220200Ω RT= 1200000Ω+110000Ω+3200000Ω+220200Ω RT= 4730200Ω V=I*R V=1,057*1200000 V= 8, 80