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By leaving the door of a small standard domestic refrigerator open, it is not possible to cool a room, because it violates the ______
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Important Questions on Thermodynamics
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A Carnot heat engine having an efficiency of is used as a refrigerator between the same two temperatures. If the work done on the system is , the amount of heat absorbed from the reservoir at low temperature is
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Heat is flowing from a refrigerator whose inside temperature is , to a room at . Then the amount of heat delivered to the room for each joule of electrical energy consumed in joules is
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An ideal gas heat engine operates in Camot cycle between and It absorbs at the higher temperature. the amount of heat converted into work is equal to:
