Questions
A piece of copper having cavity weights in air and in water. The volume of the cavity is (Density of copper )
detailed solution
Correct option is B
Volume of air =wρbodyg=120g8g=15cc Volume of water =FBρwg=(120−100)g1g=20cc ⇒Vwater −Vair=20 cc−15 cc=5 ccTalk 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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