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A light bulb is rated at 100 W for a 220...

A light bulb is rated at 100 W for a 220 V ac supply . The resistance of the bulb is

A

`242Omega`

B

`484Omega`

C

`384 Omega`

D

`100 Omega`

Text Solution

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The correct Answer is:
B
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AAKASH INSTITUTE ENGLISH-Mock Test 33: PHYSICS-Example
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