Engineering Thermodynamics
The more effective way of increasing efficiency of Carnot engine is to

Decrease higher temperature
Increase higher temperature
Increase lower temperature
Decrease lower temperature

ANSWER DOWNLOAD EXAMIANS APP

Engineering Thermodynamics
Which of the following is the correct statement?

Irreversible engines have maximum efficiency.
All the reversible engines have the same efficiency.
All engines are designed as reversible in order to obtain maximum efficiency.
All the reversible and irreversible engines have the same efficiency.

ANSWER DOWNLOAD EXAMIANS APP