Assertion (A): U-tube manometer connected to a venturimeter fitted in a pipeline can measure the velocity through the pipe.
Reason (R): U-tube manometer directly measures dynamic and static heads
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