1.

A force \[F\]acting on an object varies with distance \[x\]as shown here. The force is in newton and \[x\] in metre. The work done by the force in moving the object from \[x=0\]to \[x=6m\] is [CBSE PMT 2005]            

A.                         4.5 J            
B.                         13.5 J
C.                         9.0 J            
D.                         18.0 J
Answer» C.                         9.0 J            


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