College Physics
10th Edition
ISBN: 9781285737027
Author: Raymond A. Serway, Chris Vuille
Publisher: Cengage Learning
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Chapter 3, Problem 20P
The helicopter view in Figure P3.20 shows two people pulling on a stubborn mule. Find (a) the single force that is equivalent to the two forces shown and (b) the force a third person would have to exert on the mule to make the net force equal to zero. The forces are measured in units of newtons (N).
Figure P3.20
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Three forces are exerted on an object placed on a tilted floor. The three forces aredirected as shown in Figure E2.1 . If the forces have magnitudes F1 = 1.0 N, F2 = 8.0 N andF3 = 7.0 N, what is the component of the net force Fnet = F 1 + F2 + F3 parallel to the floor?
Three forces are exerted on an object placed on a tilted floor. The three forces are directed as shown in Figure E2.1 . If the forces have magnitudes F1 = 1.0 N, F2 = 8.0 N and F3 = 7.0 N, what is the component of the net force Fnet = F 1 + F2 + F3 parallel to the floor?
The helicopter view in Figure P3.14 shows two people pulling on a stubborn mule. Assume that F1 is 120 N and F2 is 75 N. The forces are measured in units of newtons (N).
Find the following. Figure P3.14 (
a) The single force that is equivalent to the two forces shown.
magnitude N
direction (counterclockwise from the +x-axis)
(b) The force that a third person would have to exert on the mule to make the net force equal to zero.
magnitude N
direction (counterclockwise from the +x-axis)
Chapter 3 Solutions
College Physics
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