EMF in Physics MCQs Quiz Online PDF Download

Learn emf in physics MCQs, applied physics test for learning online courses and test prep to practice. Electromagnetic induction in physics quiz has multiple choice questions (MCQ), emf in physics quiz questions and answers, induction in physics, ac and dc generator, transformers, emf in physics tutorials for online physics tutorials courses distance learning.

Applied physics practice test MCQ: square coil of side 16 cm having 200 turns rotating in magnetic field of 0.05 t with peak emf of 12 v will produce angular velocity of with choices 47 rad s-1, 49 rad s-1, 42 rad s-1 and 48 rad s-1 for online teaching resources with trivia questions to help in teaching strategies. Free study guide is for online learning emf in physics quiz with MCQs to practice test questions with answers. EMF in Physics Video

MCQs on EMF in Physics Quiz PDF Download

MCQ. Square coil of side 16 cm having 200 turns rotating in magnetic field of 0.05 T with peak EMF of 12 V will produce angular velocity of

  1. 47 rad s-1
  2. 49 rad s-1
  3. 42 rad s-1
  4. 48 rad s-1


MCQ. Whenever magnetic flux linked with a coil changes, induced EMF in circuit will change

  1. for a short time
  2. for a long time
  3. forever
  4. as long as change in flux


MCQ. An EMF of 5.6 V is induced in a coil while current in coil is decreased from 100 A to 20 A in 0.02 s, its mutual induction will be

  1. 1.4 × 10-3
  2. 2.4 × 10-3
  3. 3.4 × 10-3
  4. 4.4 × 10-3


MCQ. Back EMF is 120 V when motor is turning at 1680 revs per min. back EMF when motor rotates at 3360 revs per min, will be

  1. 220 V
  2. 240 V
  3. 260 V
  4. 280 V


MCQ. Michael Faraday observed that EMF was set up in a conductor in year of

  1. 1831
  2. 1832
  3. 1840
  4. 1842