Hydraulics and Fluid Mechanics in ME
The total pressure on the top of a closed cylindrical vessel completely filled up with a liquid is

Directly proportional to (radius)2
Inversely proportional to (radius)4
Directly proportional to (radius)4
Inversely proportional to (radius)2

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Hydraulics and Fluid Mechanics in ME
Which of the following is an incorrect statement ?

Coefficient of contraction of a venturimeter is unity
Flow nozzle is cheaper than venturimeter but has higher energy loss
Discharge is independent of orientation of venturimeter whether it is horizontal, vertical or inclined
None of these

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Hydraulics and Fluid Mechanics in ME
A closed tank containing water is moving in a horizontal direction along a straight line at a constant speed. The tank also contains a steel ball and a bubble of air. If the tank is decelerated horizontally, theni) the ball will move to the frontii) the bubble will move to the frontiii) the ball will move to the reariv) the bubble will move to the rear Find out which of the above statements are correct ?

(ii) and (iii)
(i) and (ii)
(i) and (iv)
(iii) and (iv)

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