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Mechanical Engineering · all questions

Hydraulics And Fluid Mechanics
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Which of the following turbine is preferred for a specific speed of 60 to 300 r.p.m.?

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If 850 kg liquid occupies volume of one cubic meter, men 0.85 represents its

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In a depressed nappe

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Free surface of a liquid tends to contract to the smallest possible area due to force of

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A flow in which the viscosity of fluid is dominating over the inertia force is called

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The cavitation in reaction turbines is avoided, to a great extent by

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A Pelton wheel is

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A perfect gas

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The pressure of air __________ with the increase of height from the surface of the earth.

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When a tank containing liquid moves with an acceleration in the horizontal direction, then the free surface of the liquid

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The force of buoyancy is always __________ the weight of the liquid displaced by the body.

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For a floating body to be in stable equilibrium, its metacentre should be

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The point at which the resultant pressure on an immersed surface acts, is known as

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A turbine pump is basically a centrifugal pump equipped additionally with

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When a cylindrical vessel containing liquid is resolved, the surface of the liquid takes the shape of

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In one dimensional flow, the flow

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The resultant of all normal pressures acts

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The stability of a dam is checked for

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Any change in load is adjusted by adjusting following parameter on turbine

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Flow of water in a pipe about 3 meters in diameter can be measured by

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