Engineering Thermodynamics According to Clausius statement of second law of thermodynamics Heat can be transferred from low temperature to high temperature source if COP of process is more than unity Heat can Heat can Heat can be transferred for low temperature to high temperature source by using refrigeration cycle Heat can be transferred from low temperature to high temperature source if COP of process is more than unity Heat can Heat can Heat can be transferred for low temperature to high temperature source by using refrigeration cycle ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The efficiency of Carnot cycle is maximum for Petrol engine Reversible engine Gas engine Steam engine Petrol engine Reversible engine Gas engine Steam engine ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics When the gas is heated at constant volume, the heat supplied Both (A) and (B) Increases the internal energy of the gas and increases the temperature of the gas Does some external work during expansion None of these Both (A) and (B) Increases the internal energy of the gas and increases the temperature of the gas Does some external work during expansion None of these ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The hard coke is obtained when carbonization of coal is carried out at 700° to 900°C 500° to 700°C 900° to 1100°C 300° to 500°C 700° to 900°C 500° to 700°C 900° to 1100°C 300° to 500°C ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics On volume basis, air contains following parts of oxygen 77 21 23 25 77 21 23 25 ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics According to Kelvin-Planck's statement, a perpetual motion of the __________ is impossible. None of these Second kind First kind Third kind None of these Second kind First kind Third kind ANSWER DOWNLOAD EXAMIANS APP