Engineering Thermodynamics The compression ratio for petrol engines is 3 to 6 15 to 30 5 to 8 10 to 20 3 to 6 15 to 30 5 to 8 10 to 20 ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics Which of the following is an irreversible cycle? Stirling None of these Ericsson Carnot Stirling None of these Ericsson Carnot ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The increase in entropy of a system represents Degradation of energy Increase in temperature Increase in availability of energy Decrease in pressure Degradation of energy Increase in temperature Increase in availability of energy Decrease in pressure ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The efficiency of the Carnot cycle may be increased by Increasing the lowest temperature Increasing the highest temperature Decreasing the highest temperature Keeping the lowest temperature constant Increasing the lowest temperature Increasing the highest temperature Decreasing the highest temperature Keeping the lowest temperature constant 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 All ranges of pressures Steady change of pressures High range of pressures Only small range of pressures All ranges of pressures Steady change of pressures ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The efficiency of Carnot cycle depends upon Volume compression ratio Pressure ratio Cut-off ratio and compression ratio Temperature limits Volume compression ratio Pressure ratio Cut-off ratio and compression ratio Temperature limits ANSWER DOWNLOAD EXAMIANS APP