1. Determine the size of orifice required in a 15-cm pipe to measure 0.03 m 3 /s of water with a deflection of 1 m on a mercury-water manometer. 2. What is the discharge of gasoline (SG = 0.68) in a...

1. Determine the size of orifice required in a 15-cm pipe to measure 0.03 m³/s of water with a deflection of 1 m on a mercury-water manometer.

2. What is the discharge of gasoline (SG = 0.68) in a 20 cm horizontal pipe if the differential pressure across a 10 cm orifice in the pipe is 100 kPa?