A) 1.5 N
B) 2.5 N
C) 3.5 N
D) 4.5 N
Correct Answer: B
Solution :
Work done on the body = K.E. gained by the body \[FS\cos \theta =1\ Joule\]Þ\[F\cos \theta \]\[=\frac{1}{s}=\frac{1}{0.4}=2.5N\]You need to login to perform this action.
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