What is the temperature at which a black body radiates heat at the rate of 1 kilowatt per unit area ? (Given stefan's constant=σ=5.7 x 10-8 S.I units)
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What is the temperature at which a black body radiates heat at the rate of 1 kilowatt per unit area ? (Given stefan's constant=σ=5.7 x 10-8 S.I units)
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