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Questions  

An inverted u-tube has its two limbs in water and kerosene contained in two beakers. If water rises to a height of 10cm , to what height does kerosene (density=0.8gmcc)  rise in the other limb ?

a
10 cm
b
12.5 cm
c
15 cm
d
20 cm

detailed solution

Correct option is B

h1d1g=h2d2g 10×1=h×0.8 H = 12.5 cm

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