Q. Cavitation is caused by

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Q. Mach number is the ratio of inertia force to

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Q. The main assumption of Bernoulli's equation is :

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Q. For critical depth of flow of water in open channels, fc the specific energy must be :

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Q. When water flows over a rectangular suppressed weir, the negative pressure created beneath the nappe

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Q. Barometres are used to measure

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Q. For most economical rectangular section of a channel, the depth is kept

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Q. In a centrifugual pump casing, the flow of water leaving the impeller, is

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Q. In fluids, steady flow occurs when

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Q. For the most economical trapezoidal open channel,

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Q. Hydraulic ram is a device

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Q. Gauge pressure is

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Q. If the forces are due to inertia and gravity, and frictional resistance plays only a minor role, the design of the channels is made by comparing

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Q. The discharge over a Cipolletti weir of length 2.185 m when the head over the weir is 1 m, is

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Q. The velocity of the fluid particle at the centre of the pipe section, is

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Q. Due to decrease of diameter of the droplet, inside pressure intensity

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Q. In order to avoid capillary correction, the minimum diameter of a manometer used for measuring pressure, should be

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Q. From a nozzle exposed to atmosphere, the liquid jet traverses

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Q. To avoid the force of surface tension in an inclined manometer, the minimum angle of inclination is

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Q. An orifice is taken as large if

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