What is the speed of the sack at impact

Reference no: EM13329507

A farmer throws a sack of wheat vertically downward with an initial speed of 12 m/s from the roof of a mill, 30.0 m above the ground.

(a) How long does it take the sack to reach the ground?

(b) What is the speed of the sack at impact?

Reference no: EM13329507

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