Q. Ratio of inertial forces to surface tension forces is called the __________ number.

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Q. In open channel flow in a rectangular channel, the ratio between the critical depth and the initial depth, when a hydraulic jump occurs is

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Q. The ratio of inertial forces to viscous forces is called the __________ number.

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Q. Enamels and paints are generally __________ fluid.

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Q. With the increase in depth, the hydrostatic pressure in an unaccelerated incompressible fluid (in a constant gravitational field)

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Q. Flow measurement in an open channel is done by a/an

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Q. Newton's law of viscosity relates the

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Q. Applicability of Bernoulli's equation is limited to a/an __________ fluid, that does not exchange shaft work with the surroundings.

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Q. Water is flowing at 1 m/sec through a pipe (of 10 cm I.D) with a right angle bend. The force in Newtons exerted on the bend by water is

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Q. The time of oscillation of a floating body is

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Q. What is the value of Fanning friction factor ' f ' for smooth pipe at Nʀₑ = 10⁶ approximately ?

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Q. In magnetic flow meters, voltage generation is

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Q. When a fluid flows over a solid surface, the

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Q. Pick out the wrong statement about cavitation.

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Q. The maximum delivery pressure of a reciprocating compressor may be about __________ kg/cm².

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Q. The velocity for subsonic flow in a pipeline

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Q. Permanent pressure loss in a well designed venturimeter is about __________ percent of the venturi differential.

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Q. Minimum fluidisation velocity for a specific system depends upon the

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Q. Potential flow is characterised by the

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Q. For the production of very high vacuum, a __________ pump is normally used.

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