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

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Hydraulics and Fluid Mechanics in ME
If a vessel containing liquid moves downward with a constant acceleration equal to ā€˜gā€™ then

None of these
the pressure in the liquid mass is greater than hydrostatic pressure
the pressure throughout the liquid mass is atmospheric
there will be vacuum in the liquid

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Hydraulics and Fluid Mechanics in ME
A glass tube of smaller diameter is used while performing an experiment for the capillary rise of water because

All of these
It is easier to see through the glass tube
It is not possible to conduct this experiment with any other tube
Glass tube is cheaper than a metallic tube

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