Ch2 HW3 2008 (Homework)
Arthur Barfield
PHYS 2211, section M, Fall 2008
Instructor: Jennifer Curtis
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Current Score:
22.5 out of 22.5
Due:
Wednesday, September 3, 2008 09:00 AM EDT
Description
Problems of greater complexity
Instructions
Readings: Sections 2.62.7
The due date for this assignment is past.
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1. [MI2 02.RQ.20.02]
3/3 points
Study the example entitled "Colliding Students" on pp. 5657. The following questions refer to this
example.
What was chosen as the system to be analyzed?
Both students.
Both students plus the Earth.
The student on the right.
The student on the left.
Which components of the net force on the system were zero during the collision? (Check
all that apply.)
What is the correct form of the xcomponent of the Momentum Principle for this situation?
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Which of these quantities were used in estimating the duration of the collision,
? (Check
all that apply.)
An estimate of the student's mass.
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 Spring '09
 Kindermann
 Current, Force, Mass, Momentum, Work, General Relativity, Arthur Barfield PHYS

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