Question

How much momentum will a box of 20 kg transfer to the ground when it falls from a height of 20 m. ( g = 10 m/s -2 )

Answer 1

Answer:

here u=0 m/s

v=?

g=10m/s²(a)

s=20m

m=20kg

v²=u²+2as

v²=0+2×10×20

v=20m/s

momentum (p)=mv

=400 kg.m/s

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