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Physics with MasteringPhysics | 4th Edition | ISBN: 9780321541635 | Authors: James S. Walker
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In the situation described in the previous problem, (a) is

Chapter 7, Problem 10P

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QUESTION:

Problem 10P

In the situation described in the previous problem, (a) is the work done on the boat by the rope positive, negative, or zero? Explain. (b) Calculate the work done by the rope on the boat.

Reference Problem

IP A tow rope, parallel to the water, pulls a water skier directly behind the boat with constant velocity for a distance of 65 m before the skier tails. The tension in the rope is 120 N. (a) Is the work done on the skier by the rope positive, negative,or zero? Explain, (b) Calculate the work done by the rope on the skier.

Questions & Answers

QUESTION:

Problem 10P

In the situation described in the previous problem, (a) is the work done on the boat by the rope positive, negative, or zero? Explain. (b) Calculate the work done by the rope on the boat.

Reference Problem

IP A tow rope, parallel to the water, pulls a water skier directly behind the boat with constant velocity for a distance of 65 m before the skier tails. The tension in the rope is 120 N. (a) Is the work done on the skier by the rope positive, negative,or zero? Explain, (b) Calculate the work done by the rope on the skier.

ANSWER:

Step 1 of 3

A tow rope, pulls a water skier directly behind the boat with constant velocity for a distance of 65 m with tension in rope 120 N.

(a) Explain whether the work done on the boat by the rope is positive, negative, or zero.

(b) Also calculate the work done by the rope on the boat.

(a)

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