Q. The blades of a centrifugal impeller are said to be curved forward, if the __________ of the motion of impeller blades.

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Q. For the same terminal conditions and fitting size, the least friction loss is incurred in a/an

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Q. A floating/submerged body is always stable, if its centre of gravity

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Q. The co-efficient of discharge of an orificemeter is a function of

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Q. Critical velocity in a pipe flow

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Q. Which of the following conditions must be satisfied for lift force to be developed ?

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Q. The Reynolds number for an ideal fluid flow is

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Q. The continuity equation of fluid mechanics utilises the principle of conservation of

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Q. Stoke's law is valid, when the particle Reynolds number is

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Q. Which of the following is not a dimension-less parameter ?

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Q. In which of the following cases, it is possible for flow to occur from low pressure to high pressure ?

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Q. A centrifugal pump designed to pump water is employed to pump a more viscous oil. In the later case, the pump

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Q. In an incompressible flow of fluid, the fluid

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Q. The ratio of maximum to average velocity in case of streamline flow between parallel plates is

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Q. A weir is used to measure the large water discharge rate from a river or from an open channel. A weir is not of __________ shape.

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Q. Pressure co-efficient is the ratio of pressure forces to __________ forces.

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