A force F⟶ = (5iˆ + 3 ˆj) N is applied over a particle
which displace it from its origin to the point r⟶ = (2iˆ -1ˆj) m
. Then the work done on the particle is
(a) 13 J (b) 10 J
(c) 7 J (d) – 7 J
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