Electromagnetism Multiple Choice Questions and Answers 7 PDF Book Download

Electromagnetism MCQs, electromagnetism quiz answers 7 to learn high school online courses. Transformer multiple choice questions (MCQs), electromagnetism quiz questions and answers for for online school degrees. Magnetic effects of steady current, transformer, electromagnetic induction, turning effect on a current carrying coil in magnetic field test for high school teacher certification.

Learn high school physics multiple choice questions (MCQs): electric power delivered to secondary circuit is equal to power supplied to primary circuit in a/an, with choices step-down transformer, ideal transformer, step-up transformer, and negative transformer for online school degrees. Free physics study guide for online learning transformer quiz questions to attempt multiple choice questions based test.

MCQ on Electromagnetism Worksheets 7 PDF Book Download

MCQ: When a current passes through a conductor, it produces magnetic field around it. This is discovered by

  1. Faraday
  2. Ampere
  3. Fleming
  4. Johns Burge

B

MCQ: Electric power delivered to secondary circuit is equal to power supplied to primary circuit in a/an

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

A

MCQ: Change in no. of magnetic field lines induces

  1. current in coil
  2. EMF in the coil
  3. frequency in coil
  4. both A and C

B

MCQ: A step-up transform has a turns ratio of 1 : 200. An alternating supply of 15 V is connected across primary coil. secondary voltage should be

  1. 3000 volts
  2. 1500 volts
  3. 1000 volts
  4. 2000 volts

A

MCQ: Current-carrying loop inside magnetic field rotate due to

  1. current acting on the coil
  2. torque acting on the coil
  3. couple acting on the coil
  4. light acting on the coil

B