Electromagnetism Multiple Choice Questions and Answers 12 PDF Book Download

Electromagnetism MCQs, electromagnetism quiz answers 12 to learn high school physics courses online. Ac generator multiple choice questions (MCQs), electromagnetism quiz questions and answers for online school degrees. Alternate current generator, transformer, magnetic effects of steady current, high voltage transmission test for high school teacher certification.

Learn high school physics multiple choice questions (MCQs): number of coils in a transformer are, with choices 3, 2, 4, and 5 for online school degrees. Free physics study guide for online learning ac generator quiz questions to attempt multiple choice questions based test.

MCQ on Electromagnetism Worksheets 12 PDF Book Download

MCQ: When a coil rotates in a magnetic field, induced current in it continuously changes from

  1. minimum to maximum value
  2. maximum to minimum value
  3. zero to maximum value
  4. can not be determined

B

MCQ: Number of coils in a transformer are

  1. 2
  2. 3
  3. 4
  4. 5

A

MCQ: A simple method of finding direction of magnet field around conductor is

  1. Ohm's law
  2. Joule's law
  3. left hand grip rule
  4. right hand grip rule

D

MCQ: A high voltage transformer can reduce voltage keeping power

  1. low
  2. high
  3. zero
  4. constant

D

MCQ: When a generator is connected in a closed circuit, induced e.m.f generates

  1. electric current
  2. light
  3. potential difference
  4. electromagnetic difference

A