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Questions  >>  JEEMAIN and NEET  >>  NEET PAST PAPERS  >>  2012
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Q)

If voltage across a bulb rated 220 Volts.- 100 Watt drops by 2.5% of its rated value the percentage of the rated value by which the power would decrease is


( A ) 20%
( B ) 2.50%
( C ) 10%
( D ) 5%

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