Question
What will be the energy possessed by a stationary object
of mass 10 kg placed at a height of 20 m above the ground? (Take g = 10 m/s^2)Solution
Given that: Mass (m) = 10 Kg Height (h) = 20 m P.E. = 10 x 10 x 20 P.E. = 2000 J P.E. = 2kJ
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