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A open U-tube contains mercury. When 11.2 cm of water is poured into one of the arms of the tube, how high dose the mercury rise in the other arm from its initial unit?

a)

b)

c)

d)


Question ID - 57073 | Toppr Answer

A open U-tube contains mercury. When 11.2 cm of water is poured into one of the arms of the tube, how high dose the mercury rise in the other arm from its initial unit?

a)

b)

c)

d)

1 Answer - 5876 Votes

3537

Answer Key : (c) -

(c)

On pourring water on left side, mercury rises  cm (say) from its previous level in the right limb of U-tube crating a differences of levels of mercury by  cm. Equating pressure at A and B, we get

 

 



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