Question

14. Work done by a force,
F = (i + 2j - 5k) N to displace a body
through a displacement
S = (2î + 2ị + 2k) mis
O (A) 2J
O (B) -23
O (C) 4J
O (D) -43​

Answer 1

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Answer 2

Answer:

-4J.. answer

W= F. S

Work Done = Dot product of F and S