Physics-(general)
NEET Physics (general) MCQ Question
Type: MCQ-fact-Easy-Class 12
What can happen to sensitive electrical instruments in the vicinity of an electromagnet when it is turned on or off?
A
They can be damaged due to induced emfs.
B
They will generate more power.
C
They will become permanently magnetized.
D
They will operate more efficiently.
Correct Answer
Option A
Detailed Explanation
Sensitive electrical instruments can be damaged due to the induced emfs and resulting currents when the electromagnet is turned on or off, as mentioned in the NCERT context.
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