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Sahay Sir > Question Answers > NEET Last 32 Years Solved 1988 - 2019 Physics and Chemistry Video Solutions > Physics > Chapter 18 - Thermodynamics > A refrigerator works between 4°C and 30°C. It is required to remove 600 calories of heat every second in order to keep tire temperature of the refrigerated space constant. The power required is (Take 1 cal = 4.2 Joules)

A refrigerator works between 4°C and 30°C. It is required to remove 600 calories of heat every second in order to keep tire temperature of the refrigerated space constant. The power required is (Take 1 cal = 4.2 Joules)

A thermodynamic system is taken through the cycle ABCD as shown in the figure. Heat rejected by the gas during the cycle is