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Questions  >>  JEEMAIN and NEET  >>  NEET PAST PAPERS  >>  2017
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Q)

A spherical black body with a radius of 12 cm radiates 450 watt power at 500 K. If the radius were halved and the temperature doubled, the power radiated in watt would be :


( A ) 1000
( B ) 450
( C ) 1800
( D ) 225

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