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Scientists in electricity
 

Scientists in electricity

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    Scientists in electricity Scientists in electricity Presentation Transcript

    • review Google
    • Question No.1: Coulomb’sname is usedas an SI unit of what?
    • Question No.2: What is the equation for Coulomb’s Law?
    • Question No.3:What material didBenjamin Franklinheld so he will not be electrocuted?
    • Question No.4: What does letter “I”represents in V=IR?
    • review Google
    • Scientists in Electricity
    • Charles CoulombBasic Info:Born: 14-Jun-1736Birthplace: Angoulême, FranceDied: 23-Aug-1806Location of death: Paris, FranceGender: MaleRace or Ethnicity: WhiteOccupation: PhysicistNationality: French
    • SI unit of charge isnamed after him.1 coulomb= 6.24 x 10^18 electrons
    • What is the SI unitof charge?
    • What is the relationship ofelectromotive force andthe charge of the twocharged bodies??
    • Benjamin FranklinBasic Info:Born: January 17, 1706Died: April 17, 1790Gender: MaleRace or Ethnicity: WhiteOccupation: PhysicistNationality: American
    • “IS LIGHTNING AFORM OF STATIC ELECTRICITY?”
    • Kite FlyingExperiment
    • • Invented the lightning rod.• Charge is conserved.
    • What do you call the jarthat serve as a storagefor the collectedcharge?
    • Georg Simon OhmBasic Info:Born: March 16, 1789Died: 6 July 1854Gender: MaleOccupation: Physicistand mathematicianNationality: Bavarian(German)
    • Determined the relationship betweencurrent, resistance and voltage. V=IR
    • What is theequation for Ohm’sLaw?
    • What does Vrepresents inV=IR?
    • Alessandro VoltaBasic Info:Born: 18 February 1745Died: 5 March 1827Gender: MaleOccupation: Physicistand ChemistNationality: Italian
    • Voltaic PileConsists of silverand zinc discseparated bycardboard.
    • Named after him theunit of measurementfor electric potential, Volts.
    • André-MarieAmpèreBasic Info:Born: 20 January 1775Died: 10 June 1836Gender: MaleOccupation: PhysicistNationality: French
    • Measures the flow ofcharge per second or current.
    • What doesAlessandro Voltainvented?
    • Voltaic pile is nowknown as?
    • What is the unit forcurrent?
    • Evaluation
    • 1. Discovered the inverse square relationship between electrical forces and distance of any two objects.
    • a. Coulomb’s Lawb. Charles Coulombc. Benjamin Franklind. George Ohme. Voltf. Ampereg. Ohm
    • 2. Proved thatlightning is an electricalphenomenon.
    • a. Coulomb’s Lawb. Charles Coulombc. Benjamin Franklind. George Ohme. Voltf. Ampereg. Ohm
    • 3. The unit ofmeasurement forelectric potential
    • a. Coulomb’s Lawb. Charles Coulombc. Benjamin Franklind. George Ohme. Voltf. Ampereg. Ohm
    • 4. Develops therelationship between current through a resistor and the potential difference across it.
    • a. Coulomb’s Lawb. Charles Coulombc. Benjamin Franklind. George Ohme. Voltf. Ampereg. Ohm
    • 5. What does thisequation represents? F = k (q1q2) / d 2
    • a. Coulomb’s Lawb. Charles Coulombc. Benjamin Franklind. George Ohme. Voltf. Ampereg. Ohm
    • ASSIGNMENT
    • Bring the following bygroupa. Rubber stick/ Plastic coverb. glass stickc. silk cloth