Engineering Thermodynamics The variables which control the physical properties of a perfect gas are Volume occupied by the gas Pressure exerted by the gas Temperature of the gas All of these Volume occupied by the gas Pressure exerted by the gas Temperature of the gas All of these ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics In a free expansion process Heat transfer is zero Work done is zero but heat increases Work done is zero Both (A) and (B) above Heat transfer is zero Work done is zero but heat increases Work done is zero Both (A) and (B) above ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics Boyle's law i.e. pV = constant is applicable to gases under High range of pressures Only small range of pressures Steady change of pressures All ranges of pressures High range of pressures Only small range of pressures Steady change of pressures All ranges of pressures ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics One kg of ethylene (C2H4) requires 2 kg of oxygen and produces 22/7 kg of carbon dioxide and ___ kg of water or steam. 9/7 11/4 7/4 11/7 9/7 11/4 7/4 11/7 ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The ___ is obtained when carbonization of coal is carried out at 500° to 700° C. Pulverized coal Bituminous coal Hard coal Soft coal Pulverized coal Bituminous coal Hard coal Soft coal ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics A series of operations, which takes place in a certain order and restore the initial conditions at the end, is known as Reversible cycle Thermodynamic cycle None of these Irreversible cycle Reversible cycle Thermodynamic cycle None of these Irreversible cycle ANSWER DOWNLOAD EXAMIANS APP
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