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2015-02-21T10:23:23+05:30

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given that , m = 100 kg
              height (h) = 5 m
              g = 9.8 m/s
              W = ?
W = mgh 
    = 100 * 9.8 * 5
    = 4900 Joules . 
 
                 
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2015-02-21T10:29:12+05:30

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Mass=100 kg
distance(h)=5 m
g=9.8 m/s
w=mgh
 =9.8*100*5
 =500*9.8=4900 j
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