EMF in Physics MCQs Quiz Online PDF Download

EMF in Physics Multiple Choice Questions (MCQ), emf in physics quiz answers PDF to study online physics degree course. Learn electromagnetic induction in physics Multiple Choice Questions and Answers (MCQs), "EMF in Physics" quiz questions and answers for colleges that offer online classes. Learn electromagnetic induction, induction in physics, transformers, induced current and emf test prep for ACT prep classes.

"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" Multiple Choice Questions (MCQ) on emf in physics with choices 47 rad s-1, 49 rad s-1, 42 rad s-1, and 48 rad s-1 for colleges that offer online classes. Practice merit scholarships assessment test, online learning emf in physics quiz questions for competitive exams in physics majors for colleges that offer online degrees. EMF in Physics Video

MCQs on EMF in Physics 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

A

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

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

D

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

A

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

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

B

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

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

A