1.

A particle of mass 0.1 kg is subjected to a force which varies with distance as shown in fig. If it starts its journey from rest at \[x=0\], its velocity at \[x=12\,m\] is         [AIIMS 1995]

A.                         0 m/s            
B.                         \[20\sqrt{2}\,m/s\]            
C.                         \[20\sqrt{3}\,m/s\]            
D.                         \[40\,\,m/s\]            
Answer» E.


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