1.

A position dependent force \[F=7-2x+3{{x}^{2}}\,newton\] acts on a small body of mass 2 kg and displaces it from \[x=0\] to \[x=5\,m\]. The work done in joules is         [CBSE PMT 1994]

A. 70
B. 270
C. 35
D. 135
Answer» E.


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