Engineering Thermodynamics
In a free expansion process

Heat transfer is zero
Work done is zero
Work done is zero but heat increases
Both (A) and (B) above

ANSWER DOWNLOAD EXAMIANS APP

Engineering Thermodynamics
Otto cycle consists of

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

ANSWER DOWNLOAD EXAMIANS APP