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Physics / Physics 4 / Chapter 4 / Problem 55

Physics | 4th Edition | ISBN: 9780321611116 | Authors: James S. Walker

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Agolfer tees off on level ground, giving the ball an

Chapter 4, Problem 55

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QUESTION:

Agolfer tees off on level ground, giving the ball an initial speed of 46.5 m/s and an initial direction of 37.5above the horizontal. (a) How far from the golfer does the ball land? (b) The next golfer in the group hits a ball with the same initial speed but at an angle above the horizontal that is greater than 45.0. If the second ball travels the same horizontal distance as the rst ball, what was its initial direction of motion? Explain.

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QUESTION:

Agolfer tees off on level ground, giving the ball an initial speed of 46.5 m/s and an initial direction of 37.5above the horizontal. (a) How far from the golfer does the ball land? (b) The next golfer in the group hits a ball with the same initial speed but at an angle above the horizontal that is greater than 45.0. If the second ball travels the same horizontal distance as the rst ball, what was its initial direction of motion? Explain.

ANSWER:

Step 1 of 4

What we know:

Step 1 of 4

a)

Now we need to calculate range. We use equation:

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