Q. The universal gas constant (or molar constant) of a gas is the product of

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Q. A process, in which the working substance neither receives nor gives out heat to its surroundings during its expansion or compression, is called

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Q. A cycle consisting of two constant pressure and two isothermal processes is known as Ericsson cycle.

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Q. A process of heating crude oil to a high temperature under a very high pressure to increase the yield of lighter distillates, is known as

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Q. If in the equation pvn = C, the value of n = 1, then the process is called isothermal process.

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Q. The specific volume of a system is an __________ property.

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Q. Which of the following process can be made reversible with the help of a regenerator?

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Q. Which of the following represents Otto cycle on temperature - entropy (T - s) diagram?

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Q. Workdone during adiabatic expansion is given by (where p1 v1, T1 = Pressure, volume and temperature for the initial condition of gas, p2, v2, T2 = Corresponding values for the final condition of gas, R = Gas constant, and γ = Ratio of specific heats)

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Q.
The heat absorbed during a polytropic process is

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