Engineering Thermodynamics According to Regnault's law, the specific heat at constant pressure (cp) and specific heat at constant volume (cv) _________ with the change in pressure and temperature of the gas. Both (A) and (B) Change None of these Do not change Both (A) and (B) Change None of these Do not change ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The unit of pressure in S.I. units is Pascal Dyne per square cm kg/cm² mm of water column Pascal Dyne per square cm kg/cm² mm of water column ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics According to Clausius statement of second law of thermodynamics Heat can be transferred from low temperature to high temperature source if COP of process is more than unity Heat can Heat can be transferred for low temperature to high temperature source by using refrigeration cycle Heat can Heat can be transferred from low temperature to high temperature source if COP of process is more than unity Heat can Heat can be transferred for low temperature to high temperature source by using refrigeration cycle Heat can ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The ratio of specific heat at constant pressure (cp) and specific heat at constant volume (cv) is Equal to one Less than one None of these Greater than one Equal to one Less than one None of these Greater than one ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics Charles' law states that all perfect gases change in volume by __________ of its original volume at 0°C for every 1°C change in temperature, when pressure remains constant. 1/93th 1/273th 1/27th 1/173th 1/93th 1/273th 1/27th 1/173th ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics When the gas is heated at constant pressure, the heat supplied Increases the internal energy of the gas Does some external work during expansion Increases the temperature of the gas Both (B) and (C) Increases the internal energy of the gas Does some external work during expansion Increases the temperature of the gas Both (B) and (C) ANSWER DOWNLOAD EXAMIANS APP
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