Hydraulics and Fluid Mechanics in ME Rain drops are spherical because of surface tension forces viscosity air resistance atmospheric pressure surface tension forces viscosity air resistance atmospheric pressure ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME When a tank containing liquid moves with an acceleration in the horizontal direction, then the free surface of the liquid Falls on the front end Becomes curved Falls on the back end Remains horizontal Falls on the front end Becomes curved Falls on the back end Remains horizontal ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Gauge pressure at a point is equal to the absolute pressure ___ the atmospheric pressure. Divide Plus Minus Multiply Divide Plus Minus Multiply ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME If the atmospheric pressure on the surface of an oil tank (sp. gr. 0.8) is 0.2 kg/cm”, the pressure at a depth of 50 m below the oil surface will be 5 meters of water column 3 meters of water column 2 meters of water column 6 meters of water Column 5 meters of water column 3 meters of water column 2 meters of water column 6 meters of water Column ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Power required (in watts) to drive a centrifugal pump is (where Hm = Manometric head in metres, w = Specific weight in N/m3, Q = Discharge of the pump in m3/s, and ηo = Overall efficiency of the pump) (w Hm Q) / ηo (w Q ηo) / Hm (w Hm) / (Q × ηo) (w Q) / (Hm × ηo) (w Hm Q) / ηo (w Q ηo) / Hm (w Hm) / (Q × ηo) (w Q) / (Hm × ηo) ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Centre of buoyancy always coincides with the centroid of the volume of fluid displaced remains below the centre of gravity remains above the centre of gravity coincides with the centre of gravity coincides with the centroid of the volume of fluid displaced remains below the centre of gravity remains above the centre of gravity coincides with the centre of gravity ANSWER DOWNLOAD EXAMIANS APP