A container having a hole at the bottom is free to move on a horizontal surface. As the liquid comes out, the container with an acceleration α and finally acquires a velocity v ( when the liquid has drained out). Neglect the mass of container. The correct option out of the following is:
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a
only v depends on h
b
only α depends on h
c
both v and a depend on h
d
neither v nor α depends on h
answer is A.
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Detailed Solution
The reaction of out flowing liquid= mass coming out per sec x velocity of container∴ (Ahρ)α=ρau.υ=ρa.2ghwith a and A as area of hole and container∴ α=2agA
A container having a hole at the bottom is free to move on a horizontal surface. As the liquid comes out, the container with an acceleration α and finally acquires a velocity v ( when the liquid has drained out). Neglect the mass of container. The correct option out of the following is: