Class 10 Physics MCQs - Chapter 4

Electromagnetism Multiple Choice Questions (MCQ) PDF - 8

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Electromagnetism Questions & Answers PDF Download: MCQ Quiz 8

MCQ 36: At city substation, the AC is stepped down to

130 V
120 V
320 V
220 V

MCQ 37: A step done transformer has a turns ratio of 100: 1. An ac voltage of amplitude 170 V is applied to the primary. If the current is 1 mA in the primary, the current in the secondary should be

0.5 A
0.1 A
0.2 A
0.6 A

MCQ 38: Generators produce electric current due to the movement of wires near

metals
small magnets
very large magnets
gases

MCQ 39: An electrical switch that opens and closes under the control of another electrical circuit is called

fuse
relay
breaker
transformer

MCQ 40: The direction of the force on a current-carrying wire in a magnetic field can be found by using

left hand grip rule
right hand grip rule
Fleming's left hand rule
Fleming's right hand rule

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