A block is kept on the floor of an elevator at rest. The elevator starts descending with an acceleration of 12 m//s^2 . Find the displacement of the block during the first 0.2 s after the start. Take g = 10 m//s^2

A block is kept on the floor of an elevator at rest. The elevator star

1.	A block is kept on the floor of an elevator at rest. The elevator starts descending with an acceleration of 12 m//s^2 . Find the displacement of the block during the first 0.2 s after the start. Take g = 10 m//s^2
Answer» 40cm 30cm 20cm 10cm Answer :C