• mayankdevnani
A ball is dropped on to the floor from a height of 10 m. It reboundes to a height of 2.5 m. If the ball is in contact with the floor for 0.01 seconds, what is the average acceleration during contact? a) $1400 m/s^2$ b) $2100 m/s^2$ c) $700 m/s^2$ d) $2800 m/s^2$
Physics

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