Momentum and CollisionHard
Question
A steel ball is floating in a trough of mercury. If we fill the empty part of the trough with water, what will happen to the steel ball : -
Options
A.It will continue in its position
B.It will move up
C.It will move down
D.It will execute vertical oscillations
Solution
Due to extra water, extra upthrust act on the steel ball so ball move up.
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