Which one has a higher electrical resistance: a $100 watt$ bulb or a $60 watt$ bulb?

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100 watt

bulb

60 watt

bulb

both have similar resistance

none

answer is B.

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Detailed Solution

The power required by the electrical appliance to work is inversely proportional to the electrical resistance as they are connected in parallel. In the given two bulbs of and

60 watt

, a

60 watt

bulb shows higher resistance as the power of electricity is lesser in two of them.

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