Question 1 A projectile is fired from the top of a cliff at 19.1 m/s at an angle

Question

Question 1

A projectile is fired from the top of a cliff at 19.1 m/s at an angle of 25.2 degrees below the horizontal, and strikes water at the same level as the base of the cliff 1.63 seconds later. (Assume g=10.0 m/s2.)

How far does the projectile land from the base of the cliff? (in meters)

Question 2

A projectile is fired from the top of a cliff at 19.1 m/s at an angle of 25.2 degrees below the horizontal, and strikes water at the same level as the base of the cliff 1.63 seconds later. (Assume g=10.0 m/s2.)

How high was the top of the cliff above the water? (in meters)

(Penalty for incorrect answer: 50%)

Question 3

A projectile is fired from the top of a cliff at 19.1 m/s at an angle of 25.2 degrees below the horizontal, and strikes water at the same level as the base of the cliff 1.63 seconds later. (Assume g=10.0 m/s2.)

At what speed did the projectile strike the water? (in m/s)

Explanation / Answer

28.17

26.54

29.93

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