Engineering Thermodynamics The temperature at which the volume of a gas becomes zero is called Absolute scale of temperature None of these Absolute zero temperature Absolute temperature Absolute scale of temperature None of these Absolute zero temperature Absolute temperature ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics When the gas is heated at constant volume, the heat supplied None of these Increases the internal energy of the gas and increases the temperature of the gas Both (A) and (B) Does some external work during expansion None of these Increases the internal energy of the gas and increases the temperature of the gas Both (A) and (B) Does some external work during expansion ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics During which of the following process does heat rejection takes place in Carnot cycle? Isentropic expansion Isothermal expansion Isothermal compression Isentropic compression Isentropic expansion Isothermal expansion Isothermal compression Isentropic compression ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics Which of the following gas has a minimum molecular mass? Hydrogen Nitrogen Methane Oxygen Hydrogen Nitrogen Methane Oxygen ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics In order that a cycle be reversible, following must be satisfied When beat is being rejected, temperature of cold source and working substance should be same All of these When heat is being absorbed, temperature of hot source and working substance should be same Free expansion or friction resisted expansion/compression process should not be encountered When beat is being rejected, temperature of cold source and working substance should be same All of these When heat is being absorbed, temperature of hot source and working substance should be same Free expansion or friction resisted expansion/compression process should not be encountered ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The efficiency of Diesel cycle increases with Constant cut-off Decrease in cut-off None of these Increase in cut-off Constant cut-off Decrease in cut-off None of these Increase in cut-off ANSWER DOWNLOAD EXAMIANS APP