Transformer MCQs Quiz Worksheet PDF Book Download

Transformer MCQs, transformer quiz answers for online high school courses. Electromagnetism multiple choice questions (MCQs), transformer quiz questions and answers for online school degrees. High voltage transmission, alternate current generator, lenz law, magnetic field versus voltage, magnetic effects of steady current, transformer test prep for high school teacher certification.

Learn physics MCQs: in transformer primary coil is connected to, with choices ac source, dc source, resistor, and inductor for online school degrees. Free physics student portal for online learning transformer quiz questions, MCQs to find questions answers based online learning tests.

MCQ on Transformer PDF Book Download

MCQ: In transformer primary coil is connected to

  1. Ac source
  2. Dc source
  3. resistor
  4. inductor

A

MCQ: A transformer is designed to convert voltage from 240 V a.c mains to 12 V, and has 4000 turns on its primary coil. turns on its secondary coil should be

  1. 100
  2. 200
  3. 120
  4. 480

B

MCQ: In transformer changing current in primary coil induces changing magnetic field in

  1. resistor
  2. inductor
  3. both A and B
  4. secondary coil

D

MCQ: A transformer is designed to convert voltage from 240 V a.c mains to 12 V, and has 4000 turns on its primary coil. If it is 100% efficient, and current in secondary coil was 0.4 A then current in primary coil should be

  1. 0.08 A
  2. 0.05 A
  3. 0.02 A
  4. 0.01 A

C

MCQ: If secondary voltage is larger than primary voltage, transformer is called a

  1. positive transformer
  2. step-up transformer
  3. negative transformer
  4. step-down transformer

B