Engineering Thermodynamics The unit of energy is S. I. units is Watt (W) Joule meter (Jm) Joule (J) Joule/meter (J/m) Watt (W) Joule meter (Jm) Joule (J) Joule/meter (J/m) ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The main cause for the irreversibility is Heat transfer with a finite temperature difference Mechanical and fluid friction Unrestricted expansion All of these Heat transfer with a finite temperature difference Mechanical and fluid friction Unrestricted expansion All of these ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics In a free expansion process Both (A) and (B) above Work done is zero Heat transfer is zero Work done is zero but heat increases Both (A) and (B) above Work done is zero Heat transfer is zero Work done is zero but heat increases ANSWER DOWNLOAD EXAMIANS APP
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 efficiency of Carnot cycle is maximum for Gas engine Petrol engine Reversible engine Steam engine Gas engine Petrol engine Reversible engine Steam engine ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics Charles' law states that all perfect gases change in volume by __________ of its original volume at 0°C for every 1°C change in temperature, when pressure remains constant. 1/93th 1/173th 1/27th 1/273th 1/93th 1/173th 1/27th 1/273th ANSWER DOWNLOAD EXAMIANS APP