Engineering Thermodynamics When the gas is heated at constant volume, the heat supplied Both (A) and (B) Increases the internal energy of the gas and increases the temperature of the gas Does some external work during expansion None of these Both (A) and (B) Increases the internal energy of the gas and increases the temperature of the gas Does some external work during expansion None of these ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics A manufacturer claims to have a heat engine capable of developing 20 h.p. by receiving heat input of 400 kcal/mt and working between the temperature limits of 227° C and 27° C. His claim is Cost will be very high Theoretically possible Not possible May be possible with lot of sophistications Cost will be very high Theoretically possible Not possible May be possible with lot of sophistications ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics A perpetual motion machine is A non-thermodynamic machine A thermodynamic machine A hypothetical machine A hypothetical machine whose operation would violate the laws of thermodynamics A non-thermodynamic machine A thermodynamic machine A hypothetical machine A hypothetical machine whose operation would violate the laws of thermodynamics ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics Change in enthalpy of a system is the heat supplied at Constant temperature Constant entropy Constant pressure Constant volume Constant temperature Constant entropy Constant pressure Constant volume ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The specific heat at constant volume is Any one of the above The amount of heat required to raise the temperature of 1 kg of water through one degree The amount of heat required to raise the temperature of unit mass of gas through one degree, at constant volume The amount of heat required to raise the temperature of unit mass of gas through one degree, at constant pressure Any one of the above The amount of heat required to raise the temperature of 1 kg of water through one degree The amount of heat required to raise the temperature of unit mass of gas through one degree, at constant volume The amount of heat required to raise the temperature of unit mass of gas through one degree, at constant pressure ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics An isolated system is one in which Both energy and mass cross the boundaries of the system Mass does not cross boundaries of the system, though energy may do so Mass crosses the boundary but not the energy Neither mass nor energy crosses the boundaries of the system Both energy and mass cross the boundaries of the system Mass does not cross boundaries of the system, though energy may do so Mass crosses the boundary but not the energy Neither mass nor energy crosses the boundaries of the system ANSWER DOWNLOAD EXAMIANS APP
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