Physics for Scientists and Engineers
6th Edition
ISBN: 9781429281843
Author: Tipler
Publisher: MAC HIGHER
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Chapter 9, Problem 9P
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A small object with mass 4.45 kg moves counterclockwise with constant speed 1.60 rad/s in a circle of radius 2.75 m centered at the origin. It starts at the point with position vector 2.75î m. Then it undergoes an angular displacement of 9.10 rad.
(a) What is its new position vector?
m
(b) In what guadrant is the object located and what angle does its position vector make with the positive x-axis?
--Select--- v at
(c) What is its velocity?
m/s
(d) In what direction is it moving?
o from the +x direction.
(e) What is its acceleration?
m/s2
(f) Make a sketch of its position, velocity, and acceleration vectors. Choose File No file chosen
(g) What total force is exerted on the object?
N
A small object with mass 4.30 kg moves counterclockwise with constant speed 1.55 rad/s in a circle of radius 3.40 m centered at the origin. It starts at the point with position vector 3.40î m. Then it undergoes an
angular displacement of 8.85 rad.
(a) What is its new position vector?
m
(b) In what quadrant is the object located and what angle does its position vector make with the positive x-axis?
-Select--- v at
(c) What is its velocity?
m/s
(d) In what direction is it moving?
° from the +x direction.
(e) What is its acceleration?
m/s2
(f) Make a sketch of its position, velocity, and acceleration vectors.
Choose File No file chosen
This answer has not been graded yet.
(g) What total force is exerted on the object?
N
A small object with mass 4.15 kg moves counterclockwise with constant angular speed 1.30 rad/s in a circle of radius 3.30
m centered at the origin. It starts at the point with position vector 3.301 m. Then it undergoes an angular displacement of
9.30 rad.
(a) What is its new position vector?
m
(b) In what quadrant is the object located and what angle does its position vector make with the positive x-axis?
---Select--- ✓ at
(c) What is its velocity?
m/s
(d) In what direction is it moving? (Give a negative angle.)
• from the +x direction.
(e) What is its acceleration?
m/s²
(f) What total force is exerted on the object?
N
Chapter 9 Solutions
Physics for Scientists and Engineers
Ch. 9 - Prob. 1PCh. 9 - Prob. 2PCh. 9 - Prob. 3PCh. 9 - Prob. 4PCh. 9 - Prob. 5PCh. 9 - Prob. 6PCh. 9 - Prob. 7PCh. 9 - Prob. 8PCh. 9 - Prob. 9PCh. 9 - Prob. 10P
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