Hydraulics and Fluid Mechanics in ME The centre of pressure for a vertically immersed surface lies at a distance equal to __________ the centre of gravity. Ax̅ / IG below Ax̅ / IG above IG / Ax̅ above IG / Ax̅ below Ax̅ / IG below Ax̅ / IG above IG / Ax̅ above IG / Ax̅ below ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The angle of contact in case of a liquid depends upon the material which exists above the free surface of the liquid the nature of the liquid and the solid any one of the above both of die above the material which exists above the free surface of the liquid the nature of the liquid and the solid any one of the above both of die above ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A glass tube of small diameter (d) is dipped in fluid. The height of rise or fall in the tube given by (where w = Specific weight of liquid, α = Angle of contact of the liquid surface, and σ = Surface tension) 4wd/σ cosα wd/4σ cosα σ cosα/4wd 4σ cosα/wd 4wd/σ cosα wd/4σ cosα σ cosα/4wd 4σ cosα/wd ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The static head of a centrifugal pump is equal to the _________ of suction head and delivery head. Product None of these Sum Difference Product None of these Sum Difference ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The torque required to overcome viscous resistance of a footstep bearing is (where μ = Viscosity of the oil, N = Speed of the shaft, R = Radius of the shaft, and t = Thickness of the oil film) μπ²NR³/60t μπ²NR/60t μπ²NR⁴/60t μπ²NR²/60t μπ²NR³/60t μπ²NR/60t μπ²NR⁴/60t μπ²NR²/60t ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The flow of water through the hole in the bottom of a wash basin is an example of Free vortex Uniform flow Forced vortex Steady flow Free vortex Uniform flow Forced vortex Steady flow ANSWER DOWNLOAD EXAMIANS APP
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