Hydraulics and Fluid Mechanics in ME Working principle of dead weight pressure gauge tester is based on Newton’s law of viscosity Pascal’s law Dalton’s law of partial pressure Avogadro’s hypothesis Newton’s law of viscosity Pascal’s law Dalton’s law of partial pressure Avogadro’s hypothesis ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A Pelton wheel develops 1750 kW under a head of 100 meters while running at 200 r.p.m. and discharging 2500 liters of water per second. The unit speed of the wheel is 20 r.p.m. 80 r.p.m. 10 r.p.m. 40 r.p.m. 20 r.p.m. 80 r.p.m. 10 r.p.m. 40 r.p.m. ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The atmospheric pressure at sea level is 103 kN/m2 10.3 m of water 760 mm of mercury All of these 103 kN/m2 10.3 m of water 760 mm of mercury All of these ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A Piezometer tube is used only for measuring Vacuum pressure Moderate pressure Low pressure High pressure Vacuum pressure Moderate pressure Low pressure High pressure ANSWER DOWNLOAD EXAMIANS APP
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)1/2 d = (D⁵/8fl)1/4 d = (D⁵/8fl)1/3 d = (D⁵/8fl)1/5 d = (D⁵/8fl)1/2 d = (D⁵/8fl)1/4 d = (D⁵/8fl)1/3 d = (D⁵/8fl)1/5 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Power required to drive a centrifugal pump is directly proportional to _________ of its impeller. Fourth power of diameter Diameter Square of diameter Cube of diameter Fourth power of diameter Diameter Square of diameter Cube of diameter ANSWER DOWNLOAD EXAMIANS APP
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