1.

A body is displaced by 6 m in Y - direction by a force (5,2,3) N , so work done …….. .

Answer»

12 N
12 V
12 m
12 J

Solution :`W = VEC(F).vec(d)`
`= (5,2,3).(0,6,0)`
`=(0+12+0)`
= 45W


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