Properties Of Solids And Liquids Question 214

Question: A large tank filled with water to a height ?h? is to be emptied through a small hole at the bottom. The ratio of time taken for the level of water to fall from h to h2 and from h2 to zero is [EAMCET (Engg.) 2003]

Options:

A)2

B)12

C)21

D)121

Show Answer

Answer:

Correct Answer: C

Solution:

Time taken for the level to fall from H to H

t=AA02g[HH]

According to problem- the time taken for the level to fall from h to h2

t1=AA02g  [hh2]

and similarly time taken for the level to fall from h2 to zero t2=AA02g [h20]

 t1t2=112120=21.



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