Class 10 Physics MCQs – Practice Test 16 (Chapter 4)

Electromagnetism Notes Questions with Answers PDF Download – Test 16

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Study Electromagnetism Notes Questions and Answers PDF (Electromagnetism Quiz Answers PDF e-Book) download Ch. 4-16 to study Class 10 Physics Course. Practice Transformer MCQ PDF, Electromagnetism Quiz Questions and Answers to achieve exam success. Learn Class 10 Physics Notes App Download: Free Electromagnetism Notes App to transformer, direct current motor, radia waves transmission, ac generator test prep for online secondary physics courses.

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Electromagnetism MCQs – Practice Test 16 PDF Download

MCQ 76: If the secondary voltage is smaller than the primary voltage, the transformer is called a:

positive transformer
step-up transformer
negative transformer
step-down transformer

MCQ 77: A device that converts electric energy into rotational kinetic energy is called:

circuit breaker
transformer
generator
electric motor

MCQ 78: The loop in magnetic field rotates due to:

Electromotive force (EMF)
frequency
resistance
torque

MCQ 79: If the coil is placed perpendicular to field lines then the number of lines passing through the coil is:

minimum
maximum
zero
may be max. or min.

MCQ 80: If a transformer is used to supply voltage to a 15 V model train which draws a current of 0.7 A. If the voltage of the A.C source is 210 V, the current in the primary should be:

0.04 A
0.05 A
0.03 A
0.02 A

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