Class 10 Physics MCQs - Chapter 4

Electromagnetism Multiple Choice Questions (MCQs) PDF Download - 5

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The Electromagnetism Multiple Choice Questions (MCQs) with Answers PDF (electromagnetism MCQs PDF e-Book) download Ch. 4-5 to study Grade 10 Physics Course. Learn Electromagnetism Quiz Questions and Answers to study high school online courses. The Electromagnetism MCQs App Download: Free learning app for transformer, electromagnetic induction, ac generator, direct current motor, turning effect on a current carrying coil in magnetic field test prep for free online courses.

The MCQ: A transformer is needed to convert 200 V into a 10 V supply. If there are 1000 turns on the primary coil, then the number of turns on the secondary coil is; "Electromagnetism" App Download (Free) with answers: 2000; 100; 75; 500; to study high school online courses. Solve Transformer MCQ Questions, download Google eBook (Free Sample) for online education programs.

Electromagnetism MCQs with Answers PDF Download: Quiz 5

MCQ 21:

A transformer is needed to convert 200 V into a 10 V supply. If there are 1000 turns on the primary coil, then the number of turns on the secondary coil is

100
2000
75
500

MCQ 22:

The strength of magnetic field is defined as

field lines passing through surface
electric field lines passing the loop
current through surface
electrons passing a specific point per unit time

MCQ 23:

When a coil rotated in magnetic field the induced current in it

continuously changes
remains same
becomes zero
becomes maximum

MCQ 24:

The simple coil placed in a magnet can not rotate more than

30 °
45 °
90 °
60 °

MCQ 25:

The two forces which are equal in magnitude but opposite in direction form a

friction
couple
torque
work done

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