Hydraulics and Fluid Mechanics in ME The diameter of the nozzle (d) for maximum transmission of power is given by (where D = Diameter of pipe, f = Darcy’s coefficient of friction for pipe, and l = Length of pipe) d = (D⁵/8fl)1/5 d = (D⁵/8fl)1/4 d = (D⁵/8fl)1/2 d = (D⁵/8fl)1/3 d = (D⁵/8fl)1/5 d = (D⁵/8fl)1/4 d = (D⁵/8fl)1/2 d = (D⁵/8fl)1/3 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Venturimeter is used to Measure the discharge of liquid flowing in a pipe Measure the pressure difference of liquid flowing between two points in a pipe line Measure the velocity of a flowing liquid Measure the pressure of a flowing liquid Measure the discharge of liquid flowing in a pipe Measure the pressure difference of liquid flowing between two points in a pipe line Measure the velocity of a flowing liquid Measure the pressure of a flowing liquid ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Meta-centric height is given as the distance between Center of buoyancy and metacenter The center of gravity of the body and the center of pressure The center of gravity of the body and the center of buoyancy The center of gravity of the body and the metacenter Center of buoyancy and metacenter The center of gravity of the body and the center of pressure The center of gravity of the body and the center of buoyancy The center of gravity of the body and the metacenter ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME All the terms of energy in Bernoulli’s equation have dimension of work mass length energy work mass length energy 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 = 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) dQ/Q = 5/2 × (dH/H) ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The theoretical velocity of jet at vena contracta is (where H = Head of water at vena contracta) 2gH 2g × √H √(2gh) H × √(2g) 2gH 2g × √H √(2gh) H × √(2g) ANSWER DOWNLOAD EXAMIANS APP
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