A B FIGURE Q4.31

University Physics Volume 1
18th Edition
ISBN:9781938168277
Author:William Moebs, Samuel J. Ling, Jeff Sanny
Publisher:William Moebs, Samuel J. Ling, Jeff Sanny
Chapter4: Motion In Two And Three Dimensions
Section: Chapter Questions
Problem 38P: A fastball pitcher can throw a baseball at a speed of 40 m/s (90 mi/b). (a) Assuming the pitcher can...
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Shown is a block A sitting on top of block B. A constant force F
is exerted on block B, causing block B to accelerate to the right. Block A rides on block B without slipping. Which statement is true?
A. Block B exerts a friction force on block A, directed to the left.
B. Block B exerts a friction force on block A, directed to the right.
C. Block B does not exert a friction force on block A.

A
B
FIGURE Q4.31
Transcribed Image Text:A B FIGURE Q4.31
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