# Answer to Question #18998 in Mechanics | Relativity for Georgia Dumigan

Question #18998

(take g= 10m s-2 in this question)

A ball moves in a vertical straight line under gravity.air resistance is negligible.the ball is projected from a point 2m above the ground with an upward speed of 3ms -1

A find the time taken for the ball to reach its greatest hight above the ground.

B show that this maximum hight above the ground is 2.45m.

A ball moves in a vertical straight line under gravity.air resistance is negligible.the ball is projected from a point 2m above the ground with an upward speed of 3ms -1

A find the time taken for the ball to reach its greatest hight above the ground.

B show that this maximum hight above the ground is 2.45m.

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