Alternating Current Multiple Choice Questions and Answers 1 PDF Book Download

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MCQ on Alternating Current Test 1Quiz Book Download

MCQ: If a secondary coil has 40 turns, and, a primary coil with 20 turns is charged with 50 V of potential difference, then potential difference in secondary coil would be

  1. 50 V in secondary coil
  2. 25 V in secondary coil
  3. 60 V in secondary coil
  4. 100 V in secondary coil

D

MCQ: Generators at a power station produce electric power at voltage

  1. 45 kW
  2. 50 kW
  3. 60 kW
  4. 25 kW

D

MCQ: Equation which measures alternating voltage is

  1. Vsin ω
  2. sin t
  3. Vo sinωt
  4. V=IR

C

MCQ: In transformer, alternating current is induced in

  1. primary coil
  2. secondary coil
  3. iron core
  4. resistor

B

MCQ: High voltages lead to

  1. less power loss
  2. more power loss
  3. high current
  4. high resistance

A