Question

string in a liquid of density
at a depth h below the liquid surface. The force
liquid is
(A) Mg
(D) og (V+RM)
(C) Mg + R hpg
(B) Mg - Vog
pen tank containing a non-viscous liquid to a height of 5m is placed over the ground. A heavy
encal ball falls from height 40 m over the ground in the tank. Ignoring air resistance find the height
which ball will go back Collision between ball and bottom of tank is perfectly elastic
(A) 40 m
(B) 20 m
(C) 60 m
(D) 30 m
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Answer 1

Answer:

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