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

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

ANSWER DOWNLOAD EXAMIANS APP

Engineering Thermodynamics
Otto cycle consists of

Two constant pressure and two isentropic processes
Two constant volume and two isentropic processes
Two constant volume and two isothermal processes
One constant pressure, one constant volume and two isentropic processes

ANSWER DOWNLOAD EXAMIANS APP