Hydraulics and Fluid Mechanics in ME The distance y from pipe boundary, at which the point velocity is equal to average velocity for turbulent flow, is (where R is radius of pipe) 0.423 R 0.223 R 0.577 R 0.707 R 0.423 R 0.223 R 0.577 R 0.707 R ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A hydraulic press has a ram of 15 cm diameter and plunger of 1.5 cm. It is required to lift a weight of 1 tonne. The force required on plunger is equal tc 100 kg 1 kg 1000 kg 10 kg 100 kg 1 kg 1000 kg 10 kg ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The value of the coefficient of compressibility for water at ordinary pressure and temperature in kg/cm is equal to 2700 10000 2100 21000 2700 10000 2100 21000 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The error in discharge (dQ/Q) to the error in measurement of head (dH/H) over a triangular notch is given by dQ/Q = 5/2 × (dH/H) dQ/Q = 3/2 × (dH/H) dQ/Q = 3 × (dH/H) dQ/Q = 2 × (dH/H) dQ/Q = 5/2 × (dH/H) dQ/Q = 3/2 × (dH/H) dQ/Q = 3 × (dH/H) dQ/Q = 2 × (dH/H) ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The coefficient of discharge for an external mouthpiece depends upon Velocity of liquid Pressure of liquid Area of mouthpiece Length of mouthpiece Velocity of liquid Pressure of liquid Area of mouthpiece Length of mouthpiece ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Theoretical power required (in watts) to drive a reciprocating pump is (where w = Specific weight of liquid to be pumped in N/m3, Q = Discharge of the pump in m3/s, Hs = Suction head in meters, and Hd = Delivery head in meters) wQ (Hs - Hd) wQ (Hs + Hd) wQHs wQHd wQ (Hs - Hd) wQ (Hs + Hd) wQHs wQHd ANSWER DOWNLOAD EXAMIANS APP