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SSC_JE_CE_Fluid Mechanics Booster Quiz -8

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Question 1

Which of the following conditions indicates the separation of flow in a boundary layer?

Question 2

The reading of the pressure gauge fitted on a vessel is 25 bar the atmospheric pressure is 1.03 bar. The absolute pressure in the vessel is

Question 3

The head over a 900 V-notch weir increases from 0.15m to 0.30 m. The ratio of new discharge to the original discharge is nearly equal to:

Question 4

Water is to be pumped at the rate of 0.025 m3/s from a 4 m deep ground level tank to an overhead tank. The difference in levels of the full tank levels of these tanks is 16 m. What is the approximate power required for operating a 65 % efficient centrifugal pump:

Question 5

A 75 mm diameter pipe of 500 m length operates under a head of 60 m at its inlet. If a nozzle is fitted at its outlet, then for most efficient conditions the velocity of flow from the nozzle (Cv = 1) shall be

Question 6

The height of capillary rise does not depend upon:

Question 7

The water is flowing through 800 m long circular pipe of diameter 30 cm with the velocity of 0.26 m/s. The friction factor for the pipe is given as 0.016. What is the head loss (cm) in the pipe due to friction?

Question 8

A 1.2 m wide rectangular channel of bed slope 0.0004 and manning’s coefficient 0.01, carrying the discharge of 0.5 m3/s. The normal depth of the channel is __________.

Question 9

Which of the following statement is CORRECT?

Question 10

The pressure intensity is same in all directions at a point in a fluid ______.
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