Q. Most economical section of a circular channel for maximum discharge

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Q. Unit of kinematic viscosity is

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Q. The ratio of maximum velocity to average velocity of viscous fluid through a circular pipe is

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Q. The shear stress distribution in viscous fluid through a circular pipe is :

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Q. The side slope of Cipolletti weir is generally kept

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Q. The total pressure force on a plane area is equal to the area multiplied by the intensity of pressure at its centroid, if

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Q. If the volume of a liquid weighing 3000 kg is 4 cubic metres, 0.75 is its

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Q. Bernoulli's equation assumes that

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Q. A syphon is used

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Q. When a body is totally or partially immersed in a fluid, it is buoyed up by a force equal to

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Q. If the total head of the nozzle of a pipe is 37.5 m and discharge is 1 cumec, the power generated is

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Q. The phenomenon occuring in an open channel when a rapidly flowing stream abruptly changes to a slowly flowing stream causing a distinct rise of liquid surface, is

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Q. Inside pressure in a hollow soap bubble in the air is : (where d is the diameter of the bubble)

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Q. The momentum correction factor (β) for the viscous flow through a circular pipe is

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Q. A piezometer opening in pipes measures

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Q. An independent mass of a fluid does not posses

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Q. Liquids

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Q. The ratio of the percentagge error in the discharge and percentage error in the measurement of head over a triangular notch, is

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Q. The ratio of the inertia and gravitational force acting in any flow, ignoring other forces, is called

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Q. A rectangular channel 6 m wide and 3 m deep and having a bed slope as 1 in 2000 is running full. If Chezy's constant C = 54.8, pick up the correct specification of the channel from the following :

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