Hydraulics and Fluid Mechanics in ME Property of a fluid by which molecules of different kinds of fluids are attracted to each other is called compressibility adhesion viscosity cohesion compressibility adhesion viscosity cohesion ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A uniform body 3 m long, 2 m wide and 1 m deep floats in water. If the depth of immersion is 0.6 m, then the weight of the body is 35.3 kN 33.3 kN None of these 3.53 kN 35.3 kN 33.3 kN None of these 3.53 kN 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 to 1 kg 100 kg 10 kg 1000 kg 1 kg 100 kg 10 kg 1000 kg ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The loss of head at entrance in a pipe is (where v = Velocity of liquid in the pipe) 0.75v²/2g 0.5v²/2g 0.375v²/2g v²/2g 0.75v²/2g 0.5v²/2g 0.375v²/2g v²/2g ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The depth of centre of pressure (h) for a vertically immersed surface from the liquid surface is given by (where IG = Moment of inertia of the immersed surface about horizontal axis through its centre of gravity, A = Area of immersed surface, and x = Depth of centre of gravity of the immersed surface from the liquid surface) (IG/Ax̅) - x̅ (IG/x̅) - Ax̅ (IG/Ax̅) + x̅ (Ax̅/IG) + x̅ (IG/Ax̅) - x̅ (IG/x̅) - Ax̅ (IG/Ax̅) + x̅ (Ax̅/IG) + x̅ ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The velocity corresponding to Reynold number of 2800, is called Lower critical velocity Sub-sonic velocity Super-sonic velocity Higher critical velocity Lower critical velocity Sub-sonic velocity Super-sonic velocity Higher critical velocity ANSWER DOWNLOAD EXAMIANS APP