Questions
A large block of ice 8 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 bucket full of water through the hole is (density of ice
detailed solution
Correct option is B
Vdbg=Vin.dl.g⇒8×A×900.g=x×1000×A.g ⇒x=7.2m ∴ Length of required rope=8−7.2=0.8mTalk to our academic expert!
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A triangular lamina of area A and height h is immersed in a liquid of density in a vertical plane with its base on the surface of the liquid. The thrust on the lamina is
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