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A ball is thrown straight up in the air. When the ball reaches its highest point,...

A ball is thrown straight up in the air. When the ball reaches its highest point, which of the following is true?

1.It is in equilibrium.

2.It has zero acceleration.

3.It has an increasing acceleration.

4.It has zero velocity.

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Answer #1

At highest point, accelarattion =gravitional accelaration

so it has zero velocity

Option 4 is true

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