Engineering Thermodynamics In open cycle gas turbine plants The indirect heat exchanger and cooler is avoided A condenser is used All of these Direct combustion systems is used The indirect heat exchanger and cooler is avoided A condenser is used All of these Direct combustion systems is used ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics One barometric pressure or 1 atmospheric pressure is equal to 1.0197 kgf/cm² 0 kgf/cm² 1 kgf/cm² 1.033 kgf/cm² 1.0197 kgf/cm² 0 kgf/cm² 1 kgf/cm² 1.033 kgf/cm² ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The index of compression ‘n’ tends to reach ratio of specific heats ‘y’ when Process is isentropic Flow is uniform and steady Process is isothermal Process is isentropic and specific heat does not change with temperature Process is isentropic Flow is uniform and steady Process is isothermal Process is isentropic and specific heat does not change with temperature ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The specific heat at constant volume is The amount of heat required to raise the temperature of unit mass of gas through one degree, at constant volume The amount of heat required to raise the temperature of unit mass of gas through one degree, at constant pressure Any one of the above The amount of heat required to raise the temperature of 1 kg of water through one degree The amount of heat required to raise the temperature of unit mass of gas through one degree, at constant volume The amount of heat required to raise the temperature of unit mass of gas through one degree, at constant pressure Any one of the above The amount of heat required to raise the temperature of 1 kg of water through one degree ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The air standard efficiency of an Otto cycle is given by (where r = Compression ratio, and γ = Ratio of specific heats) 1 - (1/ rγ - 1) 1 + rγ - 1 1 + (1/ rγ - 1) 1 - rγ - 1 1 - (1/ rγ - 1) 1 + rγ - 1 1 + (1/ rγ - 1) 1 - rγ - 1 ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics Which of the following is the correct statement of the second law of thermodynamics? It is impossible to construct an engine working on a cyclic process, whose sole purpose is to convert heat energy into work All of these There is a definite amount of mechanical energy, which can be obtained from a given quantity of heat energy It is impossible to transfer heat from a body at a lower temperature to a higher temperature, without the aid of an external source It is impossible to construct an engine working on a cyclic process, whose sole purpose is to convert heat energy into work All of these There is a definite amount of mechanical energy, which can be obtained from a given quantity of heat energy It is impossible to transfer heat from a body at a lower temperature to a higher temperature, without the aid of an external source ANSWER DOWNLOAD EXAMIANS APP
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