What is the gravitational acceleration of unknown planet

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You are on an unknown planet. You throw an object straight up with an initial speed of 5ms. It takes 6 seconds for the object to return to your hand.

1. Will the object's maximum height be higher or lower on the earth?

2. What is the gravitational acceleration of the unknown planet?

3. What was the maximum height (above your hand) of the object?

Reference no: EM13669591

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