A cubical block is floating in a liquid with one third of it’s volume immersed in the liquid. When the whole system accelerates upwards with acceleration of g/2.
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a
The fraction of volume immersed in the liquid will change.
b
The buoyancy force on the block will change.
c
The buoyancy force will increase by 50 percent.
d
The pressure in the liquid will increased.
answer is B.
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Detailed Solution
If the volume immersed initially is V/3). Then V3ρg=mg (I)If the volume immersed when the system accelerates is V thenV′ρg+g2−mg=mg2⇒V′=V3