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Electronics Quiz

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This quiz consists of three rounds related to electronics & communication engineering and general knowledge.

Published in: Education, Business, Technology

Electronics Quiz

  1. 1. QUIZTRONIC S A QUIZ BY Naveen Kumar Email: chd.naveen@gmail.com
  2. 2. Common Round
  3. 3. Connecting a lead from the negative to the positive of a battery will produce: a) b) c) d) A high resistance circuit A short circuit A low current path An open circuit
  4. 4. Connecting a lead from the negative to the positive of a battery will produce: a) b) c) d) A high resistance circuit A short circuit A low current path An open circuit
  5. 5. A red-red-red-gold resistor in series with an orange-orange-orange-gold resistor produces: a) b) c) d) 5k5 35,200 ohms 55k None of the above
  6. 6. A red-red-red-gold resistor in series with an orange-orange-orange-gold resistor produces: a) b) c) d) 5k5 35,200 ohms 55k None of the above
  7. 7. What type of capacitor is often used in power-supply circuits to filter the rectified AC? a) b) c) d) Disc ceramic Vacuum variable Mica Electrolytic
  8. 8. What type of capacitor is often used in power-supply circuits to filter the rectified AC? a) b) c) d) Disc ceramic Vacuum variable Mica Electrolytic
  9. 9. Which parameter should be kept constant so that Ohm’s law can be applied to a circuit? a) b) c) d) Resistance Current Temperature Voltage
  10. 10. Which parameter should be kept constant so that Ohm’s law can be applied to a circuit? a) b) c) d) Resistance Current Temperature Voltage
  11. 11. Which motor is NOT suitable for use as a DC machine? a) b) c) d) Permanent magnet motor Series motor Squirrel cage motor Synchronous motor
  12. 12. Which motor is NOT suitable for use as a DC machine? a) b) c) d) Permanent magnet motor Series motor Squirrel cage motor Synchronous motor
  13. 13. 4 resistors in ascending order are: a) b) c) d) 22R 270k 2k2 1M 4k7 10k 47R 330k 3R3 4R7 22R 5k6 100R 10k 1M 3k3
  14. 14. 4 resistors in ascending order are: a) b) c) d) 22R 270k 2k2 1M 4k7 10k 47R 330k 3R3 4R7 22R 5k6 100R 10k 1M 3k3
  15. 15. In a full-wave rectifier without filter, the ripple factor is a) b) c) d) 0.482 1.21 1.79 2.05
  16. 16. In a full-wave rectifier without filter, the ripple factor is a) b) c) d) 0.482 1.21 1.79 2.05
  17. 17. The important characteristic of emitter-follower is a)high input impedance and high output impedance b)high input impedance and low output impedance c) low input impedance and low output impedance d)low input impedance and high output impedance
  18. 18. The important characteristic of emitter-follower is a)high input impedance and high output impedance b)high input impedance and low output impedance c) low input impedance and low output impedance d)low input impedance and high output impedance
  19. 19. In class–A amplifier, the output current flows for a) b) c) d) a part of the cycle or the input signal. the full cycle of the input signal. half the cycle of the input signal. 3/4th of the cycle of the input signal.
  20. 20. In class–A amplifier, the output current flows for a) b) c) d) a part of the cycle or the input signal. the full cycle of the input signal. half the cycle of the input signal. 3/4th of the cycle of the input signal.
  21. 21. In an intrinsic semiconductor, the Fermi-level is a) b) c) d) closer to the valence band midway between conduction and valence band closer to the conduction band within the valence band
  22. 22. In an intrinsic semiconductor, the Fermi-level is a) b) c) d) closer to the valence band midway between conduction and valence band closer to the conduction band within the valence band
  23. 23. Transistor is a a) b) c) d) Current controlled current device. Current controlled voltage device. Voltage controlled current device. Voltage controlled voltage device.
  24. 24. Transistor is a a) b) c) d) Current controlled current device. Current controlled voltage device. Voltage controlled current device. Voltage controlled voltage device.
  25. 25. Two charges are placed at a small distance. If a glass slab is placed between them, the force between the charges will a) b) c) d) Not change Increase Decrease Reduce to zero
  26. 26. Two charges are placed at a small distance. If a glass slab is placed between them, the force between the charges will a) b) c) d) Not change Increase Decrease Reduce to zero
  27. 27. It is required to construct a counter to count upto100 (decimal). The minimum number of flip flops required to construct the counter is a) b) c) d) 8 7 6 5
  28. 28. It is required to construct a counter to count upto100 (decimal). The minimum number of flip flops required to construct the counter is a) b) c) d) 8 7 6 5
  29. 29. The Mutliplexer device is also called as a) b) c) d) Data latching device Data encoder device Data decoder device Data selector device
  30. 30. The Mutliplexer device is also called as a) b) c) d) Data latching device Data encoder device Data decoder device Data selector device
  31. 31. In boolean algebra A.B = B.A represents _________ law. a) b) c) d) Commutative associative distributive none of the above
  32. 32. In boolean algebra A.B = B.A represents _________ law. a) b) c) d) Commutative associative distributive none of the above
  33. 33. Which of the following Boolean rules is correct? a) b) c) d) A+0=0 A+1=1 A + A = A.A A + AB = A + B
  34. 34. Which of the following Boolean rules is correct? a) b) c) d) A+0=0 A+1=1 A + A = A.A A + AB = A + B
  35. 35. The three variable Boolean expression xy + xyz + x y + x y z a) b) c) d) y + xz x + yz y + xz y + xz
  36. 36. The three variable Boolean expression xy + xyz + x y + x y z a) b) c) d) y + xz x + yz y + xz y + xz
  37. 37. The switching speed of ECL is very high because the transistors a) b) c) d) Are switched between cut off and saturation Are switched between active and saturation Are switched between active and cut off May operate in any of the three regions
  38. 38. The switching speed of ECL is very high because the transistors a) b) c) d) Are switched between cut off and saturation Are switched between active and saturation Are switched between active and cut off May operate in any of the three regions
  39. 39. stands for a) b) c) d) Analog Memory Devices Advance Micro Devices Automatic Devices Analog Meter Devices
  40. 40. stands for a) b) c) d) Analog Memory Devices Advance Micro Devices Automatic Devices Analog Meter Devices
  41. 41. stands for     Peace & Globe Programming & Grouping Proctor & Gamble Proctor & Gaming
  42. 42. stands for     Peace & Globe Programming & Grouping Proctor & Gamble Proctor & Gaming
  43. 43. stands for     Global Evolution General Electronics General Electricals General Electric
  44. 44. stands for     Global Evolution General Electronics General Electricals General Electric
  45. 45. stands for     Electronics Association Election Agency Electronics Agency Electronics Arts
  46. 46. stands for     Electronics Association Election Agency Electronics Agency Electronics Arts
  47. 47. stands for     Nuclear Power Corporation of India Limited National Power Corporation of India Limited National Pollution Control Institute Laboratory National Poultry Control Institute Lab
  48. 48. stands for     Nuclear Power Corporation of India Limited National Power Corporation of India Limited National Pollution Control Institute Laboratory National Poultry Control Institute Lab
  49. 49. stands for     Manitoba Telecom Services Mumbai Telephone Services Mobile TeleSystems Mobile TeleServices
  50. 50. stands for     Manitoba Telecom Services Mumbai Telephone Services Mobile TeleSystems Mobile TeleServices
  51. 51. UCSLEUN
  52. 52. NUCLEUS
  53. 53. CLNEOIRESTC
  54. 54. ELECTRONICS
  55. 55. ONVOTUILE
  56. 56. EVOLUTION
  57. 57. EVWATGHLEN
  58. 58. WAVELENGTH
  59. 59. AMRICMXO
  60. 60. MICROMAX
  61. 61. ZOTCIIEPLECR
  62. 62. PIEZOELECTRIC
  63. 63. Which of the following Indian cities does not have metro train? a) b) c) d) Kolkata Mumbai Bangalore Bhubaneswar
  64. 64. Which of the following Indian cities does not have metro train? a) b) c) d) Kolkata Mumbai Bangalore Bhubaneswar
  65. 65. The recently released film 'Kai Po Che' is based on the novel a) b) c) d) Lashkar The Loving Doll The Story of My Marriage The 3 Mistake of My Life
  66. 66. The recently released film 'Kai Po Che' is based on the novel a) b) c) d) Lashkar The Loving Doll The Story of My Marriage The 3 Mistake of My Life
  67. 67. Most modern TV's draw power even if turned off. The circuit the power is used in does what function? a) b) c) d) Sound Remote control Color balance High voltage
  68. 68. Most modern TV's draw power even if turned off. The circuit the power is used in does what function? a) b) c) d) Sound Remote control Color balance High voltage
  69. 69. Which of the following is the most stable ecosystem ? a) b) c) d) Desert Mountain Ocean Forest
  70. 70. Which of the following is the most stable ecosystem ? a) b) c) d) Desert Mountain Ocean Forest
  71. 71. Which one of the following states of India has the highest urban density? a) b) c) d) Maharashtra Punjab Tamil Nadu West Bengal
  72. 72. Which one of the following states of India has the highest urban density? a) b) c) d) Maharashtra Punjab Tamil Nadu West Bengal
  73. 73. Compact discs, (according to the original CD specifications) hold how many minutes of music? a) b) c) d) 74 mins 56 mins 60 mins 90 mins
  74. 74. Compact discs, (according to the original CD specifications) hold how many minutes of music? a) b) c) d) 74 mins 56 mins 60 mins 90 mins
  75. 75. Buzzer Round
  76. 76. a) b) c) d) Capacitor, Microphone, Potentiometer, Electrolytic Electrolytic, Microphone, Resistor, Capacitor Capacitor, Piezo, Resistor, Electrolytic Electrolytic, Coil, Resistor, Capacitor
  77. 77. a) b) c) d) Capacitor, Microphone, Potentiometer, Electrolytic Electrolytic, Microphone, Resistor, Capacitor Capacitor, Piezo, Resistor, Electrolytic Electrolytic, Coil, Resistor, Capacitor
  78. 78. Match the logic gates in column A with their equivalents in column B a) b) c) d) P–2, Q-4, R-1, S-3 P-4, Q-2, R-1, S-3 P–2, Q-4, R-3, S-1 P-4, Q-2, R-3, S-1
  79. 79. Match the logic gates in column A with their equivalents in column B a) b) c) d) P–2, Q-4, R-1, S-3 P-4, Q-2, R-1, S-3 P–2, Q-4, R-3, S-1 P-4, Q-2, R-3, S-1
  80. 80. a) b) c) d) Photo transistor, switch, capacitor, coil Transistor, mercury switch, piezo, coil Photo transistor, reed switch, piezo, coil Photo darlington transistor, reed switch, piezo, coil
  81. 81. a) b) c) d) Photo transistor, switch, capacitor, coil Transistor, mercury switch, piezo, coil Photo transistor, reed switch, piezo, coil Photo darlington transistor, reed switch, piezo, coil
  82. 82. Which of the following is NOT associated with a p-n junction? a) b) c) d) Junction capacitance Charge Storage Capacitance Depletion Capacitance Channel Length Modulation
  83. 83. Which of the following is NOT associated with a p-n junction? a) b) c) d) Junction capacitance Charge Storage Capacitance Depletion Capacitance Channel Length Modulation
  84. 84. Which LED is connected correctly? a) b) c) d) A B C D
  85. 85. Which LED is connected correctly? a) b) c) d) A B C D
  86. 86. Which of the following Boolean Expression correctly represents the relation between P, Q, R and M1? a) b) c) d) M1 = P OR Q XOR R M1 = P AND Q XOR R M1 = P NOR Q XOR R M1 = P XOR Q XOR R
  87. 87. Which of the following Boolean Expression correctly represents the relation between P, Q, R and M1? a) b) c) d) M1 = P OR Q XOR R M1 = P AND Q XOR R M1 = P NOR Q XOR R M1 = P XOR Q XOR R
  88. 88. A tunnel Diode is also known as a) b) c) d) Esaki Diode Zener Diode Varactor Diode Point-contact Diode
  89. 89. A tunnel Diode is also known as a) b) c) d) Esaki Diode Zener Diode Varactor Diode Point-contact Diode
  90. 90. What is the relationship between current (I) and voltage (E) in a circuit consisting of a capacitor in series with a resistor? a) b) c) d) I and E are in phase across the capacitor. I leads E across the resistor. E leads I across the capacitor. I and E are in phase across the resistor.
  91. 91. What is the relationship between current (I) and voltage (E) in a circuit consisting of a capacitor in series with a resistor? a) b) c) d) I and E are in phase across the capacitor. I leads E across the resistor. E leads I across the capacitor. I and E are in phase across the resistor.
  92. 92. Sequential Code is________Code. a) b) c) d) Gray Code 8421 Code 5211 Code ASCII Code
  93. 93. Sequential Code is________Code. a) b) c) d) Gray Code 8421 Code 5211 Code ASCII Code
  94. 94. Which type of software can translate scanned text in to text that you can edit? a) b) c) d) OCR ORC OCS OMR
  95. 95. Which type of software can translate scanned text in to text that you can edit? a) b) c) d) OCR ORC OCS OMR

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