The efficiency of a heat engine whose sink is at 17C and the source at 200C is;
A. 38%B. 63%C. 80%D. 86%
toppers com mcq physics class 11
The measure of hotness or coldness of a substance is;
A. TemperatureB. HeatC. Internal EnergyD. Energy
A. 38%B. 63%C. 80%D. 86%
A. TemperatureB. HeatC. Internal EnergyD. Energy