Engineering Thermodynamics In an irreversible process, there is a No gain of heat Gain of heat Loss of heat No loss of heat No gain of heat Gain of heat Loss of heat No loss of heat ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The heat supplied to the gas at constant volume is (where m = Mass of gas, cv = Specific heat at constant volume, cp = Specific heat at constant pressure, T2 - T1 = Rise in temperature, and R = Gas constant) mR (T2 - T1) mcp (T2 - T1) mcp (T2 + T1) mcv (T2 - T1) mR (T2 - T1) mcp (T2 - T1) mcp (T2 + T1) mcv (T2 - T1) ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics If value of n is infinitely large in a polytropic process pVn = C, then the process is known as constant Pressure Enthalpy Temperature Volume Pressure Enthalpy Temperature Volume ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics In an isothermal process, the internal energy of gas molecules May increase/decrease depending on the properties of gas Increases Remain constant Decreases May increase/decrease depending on the properties of gas Increases Remain constant Decreases ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics Otto cycle efficiency is higher than Diesel cycle efficiency for the same compression ratio and heat input because in Otto cycle Heat rejection is lower Expansion and compression are isentropic Combustion is at constant volume Maximum temperature is higher Heat rejection is lower Expansion and compression are isentropic Combustion is at constant volume Maximum temperature is higher ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The unit of temperature in S.I. units is Celsius Kelvin Fahrenheit Centigrade Celsius Kelvin Fahrenheit Centigrade ANSWER DOWNLOAD EXAMIANS APP
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