The property of a working substance which increases or decreases as the heat is supplied or removed in a reversible manner is known as

Related MCQs

• A heat engine is supplied with 250 kJ/s of heat at a constant fixed temperature of 227°C. The heat is rejected at 27°C. The cycle is reversible, if the amount of heat rejected is
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• The efficiency of all reversible heat engines operating between the same heat reservoirs is
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• A thermodynamic cycle operates between 400 K. & 290 K. 500 MJ/s of heat is added to the working substance. The power generated is
• In a Carnot engine, when the working substance rejects its heat to sink, the temperature of sink
• If a system undergoes a reversible isothermal process without transfer of heat, the temperature at which this process takes place is called
• In a reversible cycle, the source temperature is 227°C & the sink temperature is 27°C. The maximum available work for a heat input of 100 kJ will be
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