Assertion (A): Runaway speed of a turbine is the speed under maximum head at full gate opening when the load is disconnected suddenly.
Reason (R): The various rotating components of the turbine are designed to remain safe at the runaway speed.
a. Both A and R are individually true and R is the correct explanation of A.
b. Both A and R are individually true but R is not the correct explanation of A.
c. A is true but R is false
d. A is false but R is true