Chemical Engineering Thermodynamics Which of the following has the least thermal efficiency? Diesel engine Carnot engine Otto engine Steam engine Diesel engine Carnot engine Otto engine Steam engine ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Entropy of a substance remains constant during a/an __________ change. Irreversible isothermal None of these Reversible adiabatic Reversible isothermal Irreversible isothermal None of these Reversible adiabatic Reversible isothermal ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Cv for an ideal gas Is independent of both pressure and volume Is independent of pressure only Is independent of volume only Does not depend upon temperature Is independent of both pressure and volume Is independent of pressure only Is independent of volume only Does not depend upon temperature ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics dW and dq are not the exact differential, because q and W are Extensive properties Path functions Intensive properties State functions Extensive properties Path functions Intensive properties State functions ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics In case of vapour compression refrigeration system, elevating the evaporator temperature (keeping the condenser temperature constant) results in Increased or decreased COP ; depending upon the type of refrigerant Decreased COP Enhanced COP No change in the value of COP Increased or decreased COP ; depending upon the type of refrigerant Decreased COP Enhanced COP No change in the value of COP ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics On opening the door of an operating refrigerator kept in a closed room, the temperature of the room will Decrease Increase in summer and will decrease in winter Increase Remain same Decrease Increase in summer and will decrease in winter Increase Remain same ANSWER DOWNLOAD EXAMIANS APP
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