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A uniform force of (3i+j) Nacts on a particle of mass 2 kg.Hence the particle is displaced

A uniform force of (3i+j) N acts on a particle of mass 2 kg.Hence the particle is displaced from position (2i+k)m to position (4i+3j-k)m.The work done by the force on the particle is

Options

(a) 9 j
(b) 6 j
(c) 13 j
(d) 15 j

Correct Answer:

9 j

Explanation:

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