A wide tank of cross-section area A, containing a liquid to a height H, has an orifice at its base of area`A/3` . The initial velocity of top surface of liquid is

A 10cm side cube weighing 5N is immersed in a liquid of relative density 0.8 contained in a rectangular tank of cross section a area 15cm times15cm .If the tank contained liquid to a height of 8cm before the immersion the level of the liquid surface is :

A tank, which is open at the top, contains a liquid up to a height H. A small hole is made in the side of the tank at a distance y below the liquid surface. The liquid emerging from the hole lands at a distance x from the tank :

A tank of square cross-section of each side is filled with a liquid of height h . Find the thrust experienced by the vertical surfaces and bottom surface of the tank.

A vessel of area of cross-section A has liquid to a height H . There is a hole at the bottom of vessel having area of cross-section a . The time taken to decrease the level from H_(1) to H_(2) will sec

A body of uniform cross-sectional area floats in a liquid of density thrice its value. The portion of exposed height will be :

A body of uniform cross-sectional area floats in a liquid of density thrice its value. The portion of exposed height will be :

A body of uniform cross-sectional area floats in a liquid of density thrice its value. The portion of exposed height will be :