Question

un to hours
83 Derive
by mree heaterd. CARS 20 Kuh)
Derwe Irelation between commerical
and s. I unit of energy. Cl Kush = 3.68
1000T
Q H. State and prove conservation Law of
energy е
8.5. of machine does 1920 Joule
in 240 seconds. What is the power
of the machine (Ans ow)
Quafi h athlete weighing
weighing 60 kg runs up
Staircase
10 Steps each
of o.sm in 30 seconds . Caladate
The power Cg = 10 m/s) Ars 2004
Of work​

Answer 1

Answer:

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