Answers

2015-07-21T21:15:31+05:30
M=2 kg
S= 40m
a= 0.5m/s
FORMULA: W =maS
W= 2*40*0.5
W = 40J
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2015-07-21T21:20:03+05:30
W=maS
W=40*2*0.5 = 40J
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