3. You are looking down with a top view on a small boat being pulled by a rope to the right. The force on the rope is 7900N and the rope is at an angle of 18 degreed to the horizontal. The weight of the boat is straight down into the paper, so this value won't go into the calculation. The mass of the boat is 9500kg and the boat is accelerating to the right at 0.12m/s?. The boat is not accelerating in the y direction. There is a force from the water which is a drag force and this force will have an x and y component. a) What is the drag force of the water in the x direction? b) What is the drag force in the y direction of the water? force on rope = 7900N 18° X top view 4. A crane moves a very heavy object straight up in the air. The object 2 weighs 27,800N. If the object has an acceleration of 1.22m/s upward. a) What is the tension in the cable holding the object? b) If the object is now lowered at an acceleration of 1.22m/s, what is the tension in the cable now?

3. You are looking down with a top view on a small boat being pulled by a rope to the right. The force on the rope is 7900N and the rope is at an angle of 18 degreed to the horizontal. The weight of the boat is straight down into the paper, so this value won't go into the calculation. The mass of the boat is 9500kg and the boat is accelerating to the right at 0.12m/s?. The boat is not accelerating in the y direction. There is a force from the water which is a drag force and this force will have an x and y component. a) What is the drag force of the water in the x direction? b) What is the drag force in the y direction of the water? force on rope = 7900N 18° X top view 4. A crane moves a very heavy object straight up in the air. The object 2 weighs 27,800N. If the object has an acceleration of 1.22m/s upward. a) What is the tension in the cable holding the object? b) If the object is now lowered at an acceleration of 1.22m/s, what is the tension in the cable now?

College Physics

11th Edition

ISBN:9781305952300

Author:Raymond A. Serway, Chris Vuille

Publisher:Raymond A. Serway, Chris Vuille

Chapter1: Units, Trigonometry. And Vectors

Section: Chapter Questions

Problem 1CQ: Estimate the order of magnitude of the length, in meters, of each of the following; (a) a mouse, (b)...

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Concept explainers

Torque

Torque is the rotational equivalent of linear force in physics and mechanics. Based on the course of study, it is also known as the moment of force, rotational force, or turning effect.

Question

3. You are looking down with a top view on a small boat being pulled by a rope to the right. The
force on the rope is 7900N and the rope is at an angle of 18 degreed to the horizontal. The
weight of the boat is straight down into the paper, so this value won't go into the calculation.
The mass of the boat is 9500kg and the boat is accelerating to the right at 0.12m/s?. The boat is
not accelerating in the y direction. There is a force from the water which is a drag force and this
force will have an x and y component. a) What is the drag force of the water in the x direction?
b) What is the drag force in the y direction of the water?
force on rope = 7900N
18°
X
top view
4. A crane moves a very heavy object straight up in the air. The object 2 weighs 27,800N. If the
object has an acceleration of 1.22m/s upward. a) What is the tension in the cable holding the
object? b) If the object is now lowered at an acceleration of 1.22m/s, what is the tension in the
cable now?

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