Engineering Thermodynamics The ideal efficiency of a Brayton cycle without regeneration, with increase in pressure ratio will Decrease Remain unchanged Increase Increase/decrease depending on application Decrease Remain unchanged Increase Increase/decrease depending on application ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics A perfect gas at 27°C is heated at constant pressure till its volume is double. The final temperature is 327°C 54°C 108°C 654°C 327°C 54°C 108°C 654°C 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 unit mass of gas through one degree, at constant volume 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 pressure Any one of the above 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 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 pressure ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics If a system after undergoing a series of processes, returns to the initial state then Process is executed in closed system cycle Process is thermodynamically in equilibrium Sum of heat and work transfer will be zero Its entropy will change due to irreversibility Process is executed in closed system cycle Process is thermodynamically in equilibrium Sum of heat and work transfer will be zero Its entropy will change due to irreversibility ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics In an isothermal process, the internal energy Increases Decreases Remain constant First increases and then decreases Increases Decreases Remain constant First increases and then decreases ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics An adiabatic wall is one which Discourages thermal interaction Prevents thermal interaction Permits thermal interaction Encourages thermal interaction Discourages thermal interaction Prevents thermal interaction Permits thermal interaction Encourages thermal interaction ANSWER DOWNLOAD EXAMIANS APP
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