Engineering Thermodynamics A closed system is one in which Mass does not cross boundaries of the system, though energy may do so Neither mass nor energy crosses the boundaries of the system Mass crosses the boundary but not the energy Both energy and mass cross the boundaries of the system Mass does not cross boundaries of the system, though energy may do so Neither mass nor energy crosses the boundaries of the system Mass crosses the boundary but not the energy Both energy and mass cross the boundaries of the system ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The efficiency of the Carnot cycle may be increased by Increasing the highest temperature Decreasing the highest temperature Increasing the lowest temperature Keeping the lowest temperature constant Increasing the highest temperature Decreasing the highest temperature Increasing the lowest temperature Keeping the lowest temperature constant ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics Boyle's law i.e. pV = constant is applicable to gases under Only small range of pressures High range of pressures All ranges of pressures Steady change of pressures Only small range of pressures High range of pressures All ranges of pressures Steady change of pressures ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The molecular mass expressed in gram (i.e. 1 g - mole) of all gases, at N. T. P., occupies a volume of 224 liters 22.4 liters 0.224 liters 2.24 liters 224 liters 22.4 liters 0.224 liters 2.24 liters ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics Which of the following is not the intensive property? Pressure Density Temperature Heat Pressure Density Temperature Heat ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics Which of the following cycles has maximum efficiency? Stirling Rankine Brayton Carnot Stirling Rankine Brayton Carnot ANSWER DOWNLOAD EXAMIANS APP