Q. An orifice is taken as large if

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Q. A closed cylindrical vessel of 100 cm diameter and 200 cm high is completely filled with a liquid (sp. weight 1600 kg/m³) when rotated about its vertical axis at 100 r.p.m. The total pressure on its lid, is

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Q. If jet of water coming out from a nozzle with a velocity 9.81 m/s, the angle of elevation being 30°, the time to reach the highest point is

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Q. The discharge through a 100 mm diameter external mouth piece fitted to the side of a large vessel is 0.05948 m³/s. The head over the mouth piece is

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Q. If cohesion between the molecules of a fluid is more than adhesion between the fluid and glass, the free level of fluid in a dipped glass tube will be

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Q. The continuity equation

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Q. Water displaced by a floating wooden block of density 0.75, 5 m long, 2 m wide and 3 m high, is

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Q. In pipe lines, a surge tank is provided

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Q. Total head of a liquid particle in motion is the sum of

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Q. The velocity distribution of viscous fluid through a circular/pipe is :

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Q. Mercury is generally used in barometers because

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Q. Atmospheric pressure varies with

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Q. The magnitude of water hammer in a pipe depends upon

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Q. If velocities of fluid particles vary from point to point in magnitude and direction, as well as from instant to instant, the flow is said to be

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Q. The rise of the liquid along the walls of a revolving cylinder above the initial level, is

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Q. Fluids change the volume under external presssure due to

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Q. For maximum horse power of a nozzle, the head supplied must be equal to

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Q. The ratio of frictional factor and coefficient of friction used in general equation for a head loss in a pipe, is

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Q. Flow in pipes is turbulent if Reynold number is

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Q. Back water curve is caused if

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