A stone is prjected with a velocity of 100m/s at an elevation of 30 degrees form a tower 150m high. Find:(adsbygoogle = window.adsbygoogle || []).push({});

a. the time of flight

ans:12.(4) secs

b. the horizontal distance from the tower at which the stone strikes the ground

ans: 1.0(8) x 10 3

c. the magnitude and the direction of the velocity of the stone striking the ground.

Ans: 114m/s at 40(5) degrees below horizontal

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# Homework Help: Projectile motion

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