Engineering Thermodynamics Which of the following cycles has maximum efficiency? Carnot Brayton Stirling Rankine Carnot Brayton Stirling Rankine ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The ideal efficiency of a Brayton cycle with regeneration, with increase in pressure ratio will Increase Remain unchanged Decrease Increase/decrease depending on application Increase Remain unchanged Decrease Increase/decrease depending on application ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics Which of the following processes are thermodynamically reversible? Throttling Isothermal and adiabatic Free expansion Constant volume and constant pressure Throttling Isothermal and adiabatic Free expansion Constant volume and constant pressure ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The ___ is obtained when carbonization of coal is carried out at 500° to 700° C. Bituminous coal Hard coal Pulverized coal Soft coal Bituminous coal Hard coal Pulverized coal Soft coal ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The gas constant (R) is equal to the __________ of two specific heats. Difference Product Sum Ratio Difference Product Sum Ratio ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The specific heat at constant volume is 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 Any one of the above ANSWER DOWNLOAD EXAMIANS APP