An arrow is shot from a height of 1.5 m toward a cliff ofheight H . It is shot with a velocity of 30 m/s at an angle of60º above the horizontal. It lands on the top edge of the cliff4.0 s later. (a) What is the height of the cliff? (b) What is themaximum height reached by the arrow along its trajectory? (c)What is the arrow’s impact speed just before hitting the cliff?
An arrow is shot from a height of 1.5 m toward a cliff ofheight H . It is shot with a velocity of 30 m/s at an angle of60º above the horizontal. It lands on the top edge of the cliff4.0 s later. (a) What is the height of the cliff? (b) What is themaximum height reached by the arrow along its trajectory? (c)What is the arrow’s impact speed just before hitting the cliff?
Classical Dynamics of Particles and Systems
5th Edition
ISBN:9780534408961
Author:Stephen T. Thornton, Jerry B. Marion
Publisher:Stephen T. Thornton, Jerry B. Marion
Chapter2: Newtonian Mechanics-single Particle
Section: Chapter Questions
Problem 2.6P:
In the blizzard of ’88, a rancher was forced to drop hay bales from an airplane to feed her cattle....
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An arrow is shot from a height of 1.5 m toward a cliff of
height H . It is shot with a velocity of 30 m/s at an angle of
60º above the horizontal. It lands on the top edge of the cliff
4.0 s later. (a) What is the height of the cliff? (b) What is the
maximum height reached by the arrow along its trajectory? (c)
What is the arrow’s impact speed just before hitting the cliff?
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