Question

a child clibs a wall of height 4m he now posses a potential energy of 1600 j what is the mass of the child​

Answer 1

h = 4m

Potential energy = 1600J

we know,

Potential Energy = mgh

1600 = m×10×4

1600 = 40m

m = 1600/40

m = 40

Mass of child = 40kg

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Answer 2

Answer:

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