Engineering Thermodynamics The unit of pressure in S.I. units is kg/cm² Dyne per square cm Pascal mm of water column kg/cm² Dyne per square cm Pascal mm of water column ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics When the gas is heated at constant volume, the heat supplied Increases the internal energy of the gas and increases the temperature of the gas Does some external work during expansion Both (A) and (B) None of these Increases the internal energy of the gas and increases the temperature of the gas Does some external work during expansion Both (A) and (B) None of these ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The increase in entropy of a system represents Degradation of energy Increase in temperature Decrease in pressure Increase in availability of energy Degradation of energy Increase in temperature Decrease in pressure Increase in availability of energy ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics During which of the following process does heat rejection takes place in Carnot cycle? Isothermal compression Isothermal expansion Isentropic expansion Isentropic compression Isothermal compression Isothermal expansion Isentropic expansion Isentropic compression ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics When a gas is heated at constant volume Neither temperature nor pressure will increase Its temperature will increase Both temperature and pressure will increase Its pressure will increase Neither temperature nor pressure will increase Its temperature will increase Both temperature and pressure will increase Its pressure will increase ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics Absolute zero pressure will occur When molecular momentum of the system becomes zero At a temperature of 273°K At sea level Under vacuum conditions When molecular momentum of the system becomes zero At a temperature of 273°K At sea level Under vacuum conditions ANSWER DOWNLOAD EXAMIANS APP