Tutorials in Introductory Physics
1st Edition
ISBN: 9780130970695
Author: Peter S. Shaffer, Lillian C. McDermott
Publisher: Addison Wesley
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Textbook Question
Chapter 4.1, Problem 3bT
Compare the magnitude of the net torque about the pivot in part A to that in each case below.
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Students have asked these similar questions
Determine the net torque on the 3.5-m-long uniform beam shown in the figure. All forces are shown.
Calculate about point C, the CM. Take counterclockwise torques to be positive.
Calculate about point P at one end. Take counterclockwise torques to be positive.
Find the net torque on the wheel in the figure below about the axle through O perpendicular to the page, taking a = 13.0 cm and b = 31.0 cm. (Indicate the direction with the sign of
your answer. Assume that the positive direction is counterclockwise.)
N-m
10.0 N
30.0
12.0N
9.00 N
Find the magnitude of the net torque on the wheel in Figure below about the axle through O, taking ?=17cma=17cm, ?=31cmb=31cm. The magnitude of the applied forces are ?1=26NF1=26N, ?2=23NF2=23N, and ?3=14NF3=14N. Provide your answer in units of m⋅Nm⋅N and round off your answer to 2 decimal places.
Chapter 4 Solutions
Tutorials in Introductory Physics
Ch. 4.1 - Draw arrows on the diagram to represent the...Ch. 4.1 - Mark the position of each of the labeled points at...Ch. 4.1 - Suppose the wheel makes one complete revolution in...Ch. 4.1 - Would two observers on either side of a rotating...Ch. 4.1 - The diagrams at right show top and side views of...Ch. 4.1 - In the space at right sketch the position vectors...Ch. 4.1 - Let | in terms of |o| . 1. The wheel is made to...Ch. 4.1 - Suppose the wheel slows down uniformly, so that ||...Ch. 4.1 - A force of magnitude Fo is applied to point M as...Ch. 4.1 - Compare the magnitude of the net torque about the...
Ch. 4.2 - A ruler is placed on a pivot and held at an angle...Ch. 4.2 - Draw a free-body diagram for the ruler (after it...Ch. 4.2 - How would your free-body diagram change if the...Ch. 4.2 - Predict: which spool will reach the floor first....Ch. 4.2 - Obtain two spools and a ring stand. Use the...Ch. 4.2 - Consider the following discussion between three...Ch. 4.2 - Write down Newton’s second law for each spool....Ch. 4.3 - A T-shaped board of uniform mass density has two...Ch. 4.3 - Prob. 1bTCh. 4.3 - Attach day to the bottom left side of the board so...Ch. 4.3 - Prob. 2bTCh. 4.3 - C. Imagine that the T-shaped board (with no clay...
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