Engineering Thermodynamics
All perfect gases change in volume by 1/273th of its original volume at 0°C for every 1°C change in temperature, when the pressure remains constant. This statement is called

Charles' law
Boyle's law
Joule's law
Gay-Lussac law

ANSWER DOWNLOAD EXAMIANS APP

Engineering Thermodynamics
According to Clausius statement of second law of thermodynamics

Heat can be transferred for low temperature to high temperature source by using refrigeration cycle
Heat can
Heat can be transferred from low temperature to high temperature source if COP of process is more than unity
Heat can

ANSWER DOWNLOAD EXAMIANS APP