Electromagnetism Multiple Choice Questions 12 PDF Download

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Physics multiple choice questions (MCQ) on when a coil rotates in a magnetic field, induced current in it continuously changes from with options maximum to minimum value, minimum to maximum value, zero to maximum value and can not be determined, alternate current generator quiz for competitive exam prep, viva interview questions with answers key. Free physics study guide to learn alternate current generator quiz to attempt multiple choice questions based test.

MCQs on Electromagnetism Quiz PDF Download Worksheets 12

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