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The fuel mostly used in blast furnace for extracting pig iron from iron ores is
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A path 1-2-3 is given. A system absorbs 100 kJ as heat and does 60 kJ of work while along the path 1-4-3, it does 20 kJ of work. The heat absorbed during the cycle 1-4-3 is
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The amount of heat required to raise the temperature of 1 kg of water through one Kelvin is called
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The heat and work are mutually convertible. This statement is called __________ law of thermodynamics.
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Charles’ law states that all perfect gases change in volume by __________ of its original volume at 0°C for every 1°C change in temperature, when pressure remains constant.
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The general gas equation is (where p = Pressure, v = Volume, m = mass, T = Absolute temperature, and R = Gas constant)
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For the constant pressure and heat input, the air standard efficiency of gas power cycle is in the order
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The isothermal and adiabatic processes are regarded as
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The throttling process is __________ process.
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The change of entropy, when heat is absorbed by the gas, is
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