EXAMIANS
The hard coke is obtained when carbonization of coal is carried out at
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When coal is first dried and then crushed to a fine powder by pulverizing machine, the resulting fuel is called
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The fuel mostly used in cement industry and in metallurgical processes is
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One reversible heat engine operates between 1600 K and T2 K and another reversible heat engine operates between T2 K and 400 K. If both the engines have the same heat input and output, then temperature T2 is equal to
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The process is adiabatic, if the value of n in the equation pvn = C, is
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On weight basis, air contains following parts of oxygen
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A sudden fall in the barometer reading is a sign of approaching
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Reversed Joule cycle is known as
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The processes occurring in open system which permit the transfer of mass to and from the system, are known as
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The heat absorbed or rejected by the working substance is given by (where ds = Increase or decrease of entropy, T = Absolute temperature, and dQ = Heat absorbed or rejected)
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