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Projectile Practice CP

Last updated about 2 years ago

4 Nsɛmmisa

^{A ball is thrown horizontally from the top of a 60.0-m building and lands 100.0 m from the base of the building. Ignore air resistance.}

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Asemmisa {{asɛmmisaAhyɛnsode}}

1.

How long is the ball in the air?

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Asemmisa {{asɛmmisaAhyɛnsode}}

2.

What must have been the initial horizontal component of the velocity?

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Asemmisa {{asɛmmisaAhyɛnsode}}

3.

What is the vertical component of the velocity just before the ball hits the ground?

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Asemmisa {{asɛmmisaAhyɛnsode}}

4.

A tennis ball is struck such that it leaves the racket horizontally with a speed of 28.0 m/s. The ball hits the court at a horizontal distance of 19.6 m from the racket. What is the height of the tennis ball when it leaves the racket?