Questions
Two cylinders of same cross section area and length L but made of two material of densities and 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 then
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Correct option is A
U=mg⇒dA3L2g=d1ALg+d2ALg
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.
(a) (A) is false, But (B) is true.
(b) Both (A) and (B) are true.
(c) (A) is true, But (B) is false.
(d) Both (A) and (B) are false.
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