If the current in an electric bulb increases by 100%, what will be the change in the power of a bulb ?[Assume that the resistance of the filament of a bulb remains constant.
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Explanation:
When a given substance is increased by 100% it means that the substance is doubled.So here current is increased by two times.
We know that power is directly proportional to square of current
It means that if current is increased 2 times then power will increase 4 times.
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