Sonu’s weighs 60kg ,kamal’s weight is 5/3 of Sonu weight ,find kamal
weight and difference between their weights​

1 thought on “Sonu’s weighs 60kg ,kamal’s weight is 5/3 of Sonu weight ,find kamal <br />weight and difference between their weights​”

1. Answer:

   e

   g

   ​

   = energy gained = 10

   5

   calorie

   e

   u

   ​

   = energy used = n eg

   n = efficiency = 0.28

   energy used = 0.28×10

   5

   = 28000 calorie.

   e

   u

   ​

   =mgh

   28000×4.2joule=60×10×h

   h=199m≈200m

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