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A 100 W electric bulb was switched on in a 2.5 m×3 m×3 m size thermally insulated room having a temperature of 20 ∘C. The room temperature at the end of 24 hours will be (Assume, air to be ideal in nature)[Data required: specific heat of air at constant volume cv=0.717 kJ/kgK and density of air, ρ=1.2 kg/m3]

Answer»

A 100 W electric bulb was switched on in a 2.5 m×3 m×3 m size thermally insulated room having a temperature of 20 C. The room temperature at the end of 24 hours will be (Assume, air to be ideal in nature)



[Data required: specific heat of air at constant volume cv=0.717 kJ/kgK and density of air, ρ=1.2 kg/m3]



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