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Q.

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


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a

a 100 watt bulb

b

a 60 watt bulb

c

both have similar resistance

d

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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