A force F = 3i + 4j Newton acts on a particle that moves from a position (2m, 3 m) to ( 3m, 0m). Then the work done is:
(a) −9j
(b) 9j
(c) 5j
(d) -5j
Answer: (a) −9j
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A force F = 3i + 4j Newton acts on a particle that moves from a position (2m, 3 m) to ( 3m, 0m). Then the work done is:
(a) −9j
(b) 9j
(c) 5j
(d) -5j
Answer: (a) −9j
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