Engineering Thermodynamics
The ideal efficiency of a Brayton cycle with regeneration, with increase in pressure ratio will

Remain unchanged
Decrease
Increase
Increase/decrease depending on application

ANSWER DOWNLOAD EXAMIANS APP

Engineering Thermodynamics
In order that a cycle be reversible, following must be satisfied

When heat is being absorbed, temperature of hot source and working substance should be same
When beat is being rejected, temperature of cold source and working substance should be same
Free expansion or friction resisted expansion/compression process should not be encountered
All of these

ANSWER DOWNLOAD EXAMIANS APP