Fluid Mechanics For an unstable equilibrium of a floating body (where, M = metacentre.) M & G coincide None of these M is below G M is above G M & G coincide None of these M is below G M is above G ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics The hydraulic radius for flow in a rectangular duct of cross-sectional dimension H, W is 2HW/(H + W)² HW/2(H + W)² HW/4(H + W)² √(HW/π) 2HW/(H + W)² HW/2(H + W)² HW/4(H + W)² √(HW/π) ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics What causes cavitation in centrifugal pump? Low barometric pressure High suction pressure Low suction pressure High suction velocity Low barometric pressure High suction pressure Low suction pressure High suction velocity ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics The ratio of hydrodynamic boundary layer to thermal boundary layer thickness in case of liquid metals is 1 > 1 < 1 2 1 > 1 < 1 2 ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Pumping of a corrosive liquid is generally preferred to be done by a __________ pump, as it can be made of a variety of materials including plastics. Positive displacement Sump Piston Gear Positive displacement Sump Piston Gear ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Steady flow occurs, when the Conditions change steadily with time Conditions do not change with time at any point Conditions are the same at the adjacent points at any instant Rate of the velocity change is constant Conditions change steadily with time Conditions do not change with time at any point Conditions are the same at the adjacent points at any instant Rate of the velocity change is constant ANSWER DOWNLOAD EXAMIANS APP
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