Engineering Thermodynamics The entropy __________ in an irreversible cyclic process. None of these Remains constant Decreases Increases None of these Remains constant Decreases Increases ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The measurement of a thermodynamic property known as temperature is based on First law of thermodynamics Zeroth law of thermodynamics None of these Second law of thermodynamics First law of thermodynamics Zeroth law of thermodynamics None of these Second law of thermodynamics 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 Maximum temperature is higher Combustion is at constant volume Expansion and compression are isentropic Heat rejection is lower Maximum temperature is higher Combustion is at constant volume Expansion and compression are isentropic ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics According to kinetic theory of gases, the absolute zero temperature is attained when Kinetic energy of the molecules is zero Specific heat of gas is zero Pressure of the gas is zero Volume of the gas is zero Kinetic energy of the molecules is zero Specific heat of gas is zero Pressure of the gas is zero Volume of the gas is zero ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics In a Carnot cycle, heat is transferred at Constant pressure Constant temperature Constant enthalpy Constant volume Constant pressure Constant temperature Constant enthalpy Constant volume ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics For a perfect gas, according to Boyle’s law (where P = Absolute pressure, V = Volume and T = Absolute temperature) P v = constant, if T is kept constant V/T = constant, if p is kept constant P/T = constant, if v is kept constant T/P = constant, if v is kept constant P v = constant, if T is kept constant V/T = constant, if p is kept constant P/T = constant, if v is kept constant T/P = constant, if v is kept constant ANSWER DOWNLOAD EXAMIANS APP