Hydraulics and Fluid Mechanics in ME When time of closure tc = L/v0 (where L is length of pipe and v0 is speed of pressure wave), the portion of pipe length subjected to maximum head is L/3 L/2 L/4 L L/3 L/2 L/4 L ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The depth of the centre of pressure on a vertical rectangular gate 8 m wide and 6 m high, when the water surface coincides with the top of the gate, is 3.0 m 4.0 m 5.0 m 2.4 m 3.0 m 4.0 m 5.0 m 2.4 m ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The force exerted by a jet of water (in a direction normal to flow) impinging on a fixed plate inclined at an angle θ with the jet is (waV/g) × sin θ (waV/2g) × sin θ (waV²/g) × sin θ (waV²/2g) × sin 2θ (waV/g) × sin θ (waV/2g) × sin θ (waV²/g) × sin θ (waV²/2g) × sin 2θ ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME In steady flow of a fluid, the total accele ration of any fluid particle is never zero is independent of coordinates is always zero can be zero is never zero is independent of coordinates is always zero can be zero ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Surface tension Is a function of the curvature of the interface Acts in the plane of the interface normal to any line in the surface Is also known as capillarity Decreases with fall in temperature Is a function of the curvature of the interface Acts in the plane of the interface normal to any line in the surface Is also known as capillarity Decreases with fall in temperature ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME In case of flow through parallel pipes, The total discharge is equal to the sum of discharges in the various pipes The head loss for all the pipes is same Both (A) and (B) The total head loss is the sum of head losses in the various pipes The total discharge is equal to the sum of discharges in the various pipes The head loss for all the pipes is same Both (A) and (B) The total head loss is the sum of head losses in the various pipes ANSWER DOWNLOAD EXAMIANS APP
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