Questions
A large block of ice 5 m thick has a vertical hole drilled in it and is floating in a lake. the minimum length of the rope required to draw a bucketfull of water through the hole is (density of ice = 900 kg/m3)
detailed solution
Correct option is A
mw = mlρwVw = ρ1V1ρwA.hw = ρ1Ah1103 x (5 - x) = 900 x 510 - 2x = 9; 2x = 1; x = 0.5mTalk to our academic expert!
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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