Engineering Thermodynamics When gas is heated at constant pressure, the heat supplied is utilized in Doing some external work Increasing the internal energy of gas None of these Increasing the internal energy of gas and also for doing some external work Doing some external work Increasing the internal energy of gas None of these Increasing the internal energy of gas and also for doing some external work ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The increase in entropy of a system represents Decrease in pressure Degradation of energy Increase in availability of energy Increase in temperature Decrease in pressure Degradation of energy Increase in availability of energy Increase in temperature ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The efficiency of a gas turbine is given by (Actual temperature drop)/(Isentropic temperature drop) (Net work output)/(Heat supplied) (Isentropic increase in temperature)/(Actual increase in temperature) (Net work output)/(Work-done by the turbine) (Actual temperature drop)/(Isentropic temperature drop) (Net work output)/(Heat supplied) (Isentropic increase in temperature)/(Actual increase in temperature) (Net work output)/(Work-done by the turbine) ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The kinetic energy per kg molecule of any gas at absolute temperature T is equal to (where Ru = Universal gas constant) 1.5 Ru × T 2 Ru × T Ru × T 3 Ru × T 1.5 Ru × T 2 Ru × T Ru × T 3 Ru × T ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The index of compression ‘n’ tends to reach ratio of specific heats ‘y’ when Process is isentropic and specific heat does not change with temperature Flow is uniform and steady Process is isentropic Process is isothermal Process is isentropic and specific heat does not change with temperature Flow is uniform and steady Process is isentropic Process is isothermal ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The efficiency of Stirling cycle is __________ Carnot cycle. Less than Greater than Equal to None of these Less than Greater than Equal to None of these ANSWER DOWNLOAD EXAMIANS APP
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