Q. A process, in which the gas is heated or expanded in such a way that the product of its pressure and volume remains constant, is called

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Q. Which of the following statement is correct according to Clausis statement of second law off thermodynamics?

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Q. Diesel cycle consists of __________ processes.

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Q. When coal is first dried and then crushed to a fine powder by pulverising machine, the resulting fuel is called

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Q. The process is adiabatic, if the value of n in the equation pvn = C, is

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Q. Which of the following is the extensive property of a thermodynamic system?

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Q. It is impossible to transfer heat from a body at a lower temperature to a body at a higher temperature, without the aid of an external source.

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Q. One kilowatt is equal to

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Q. Second law of thermodynamics defines

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Q. Energy can neither be created nor destroyed, but it can be transformed from one form to another. This statement is known as

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Q. The ratio of root mean square velocity to average velocity of gas molecules at a particular temperature is

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Q. First law of thermodynamics deals with

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Q. Which of the following statement is correct?

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Q. In S. I. units, the value of the universal gas constant is

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Q. The throttling process is __________ process.

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Q. The efficiency of Diesel cycle increases with increase in cut-off.

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

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Q. It is __________ to make an engine working on a Carnot cycle.

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Q. The heating of a gas at constant pressure is governed by

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Q. Reversed Joule cycle is known as

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