Fluid Mechanics Water is flowing at 1 m/sec through a pipe (of 10 cm I.D) with a right angle bend. The force in Newtons exerted on the bend by water is 5π/√2 5π/2 10√2π 5√2π 5π/√2 5π/2 10√2π 5√2π ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics While starting a centrifugal pump, its delivery valve should be kept Opened Closed Either opened or closed ; it does not make any difference Either opened or closed; depending on the fluid viscosity Opened Closed Either opened or closed ; it does not make any difference Either opened or closed; depending on the fluid viscosity ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Reynolds number for flow of water at room temperature through 2 cm dia pipe at an average velocity of 5 cm/sec is around 1000 100 2000 10 1000 100 2000 10 ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics The unit of velocity head is ft-lb/sec ft-lb/ft³ ft-lbf/sec ft-lbf/lb ft-lb/sec ft-lb/ft³ ft-lbf/sec ft-lbf/lb ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Cavitation in a centrifugal pump can be avoided by keeping the Inlet pressure high Outlet pressure low Inlet pressure low Outlet pressure high Inlet pressure high Outlet pressure low Inlet pressure low Outlet pressure high ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics With the increase in depth, the hydrostatic pressure in an unaccelerated incompressible fluid (in a constant gravitational field) Remains constant Increases exponentially Increases linearly Decreases Remains constant Increases exponentially Increases linearly Decreases ANSWER DOWNLOAD EXAMIANS APP
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