Engineering Thermodynamics
The ideal efficiency of a Brayton cycle without regeneration, with increase in pressure ratio will

Increase
Increase/decrease depending on application
Decrease
Remain unchanged

ANSWER DOWNLOAD EXAMIANS APP

Engineering Thermodynamics
According to First law of thermodynamics,

Total internal energy of a system during a process remains constant
Total energy of a system remains constant
Internal energy, enthalpy and entropy during a process remain constant
Work-done by a system is equal to the heat transferred by the system

ANSWER DOWNLOAD EXAMIANS APP