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Two cylinders of same cross section area and length L but made of two material of densities d1  and  d2 are connected together to form a cylinder of length 2L. The combination floats in a liquid of density d with a length L/2 above the surface of the liquid. If  d1>d2 then

 

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a
d1>34d
b
d2>d1
c
d4>d1
d
d

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detailed solution

Correct option is A

U=mg⇒dA3L2g=d1ALg+d2ALg

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Similar Questions

Consider the following statements.
(A) A thin stainless steel needle can lay floating on a still water surface. 
(B) Any object floats when the buoyancy force balances the weight of the object. 

Select the correct option.
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