Assertion: Bulb generally get fused when they are switched on or off. Reason: When we switch on or off, a circuit current changes in it rapidly.
Assertion: Bulb generally get fused when they are switched on or off.
Reason: When we switch on or off, a circuit current changes in it rapidly.
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Correct Answer - D
Switching results in high decay/growth rate of current which results in a high. Current when bulb is turned off (due to back emf). So, a bulb is must likely to get fused when it is just turned off.
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