Questions
A cylindrical vessel contains a liquid of density up to a height . The liquid is closed by a piston of mass and area of cross-section . There is a small hole at the bottom of the vessel. The speed with which the liquid comes out of the hole is:
detailed solution
Correct option is B
Applying Bernoulli’s theorem at point 1 and 2, Difference in pressure energy between 1 and 2 = difference in kinetic energy between 1 and 2or ρhg+mgA=12ρv2or v=2gh+2mgρA=2(gh+mgρA)Talk to our academic expert!
Similar Questions
There are two identical small holes of area of cross-section a on the opposite sides of a tank containing a liquid of density . The difference in height between the holes is h. Tank is resting on a smooth horizontal surface. Horizontal force which will has to be applied on the tank to keep it in equilibrium is
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