Identify the correct option based on the assertion (A) and reason (R) listed below.
Assertion (A) : The thermal efficiency of rankine cycle can be increased by decreasing the average temperature of heat rejection.
Reason (R) : The average temperature of heat rejection can be decreased by increasing the turbine exit pressure.
1
Both A and R are true
2
A is true but R is false
3
Both A and R are false
4
A is false but R is true