Physics 2211 A
Quiz #5 Form #511
Name:
Summer 2007
Version
A
•
Print your name, test form number (3 digits at the top of this form), and student number (9 digit Georgia Tech ID
number) in the section of the answer card labeled “Student Identification.”
•
Bubble the Test Form Number in columns 1–3, skip column 4, then bubble your Student Number in columns 5–13.
•
Freeresponse questions are numbered I–III. For each, make no marks and leave no space on your card. Show all your
work clearly, including all steps and logic. Box your answer.
•
Multiplechoice questions are numbered 1–5. For each, select the answer most nearly correct, circle this answer on
your test, and bubble it on your answer card. Do not put any extra marks on the card.
•
Turn in your test and answer card as you leave. Your score will be posted under “Course Standing” when it has been
graded. Quiz grades become final when the next quiz is given.
•
You may use a calculator that cannot store letters and the table of rotational inertias provided, but no other aids.
g
Earth
= 9
.
8 m
/
s
2
R
Earth
= 6
.
37
×
10
6
m
G
= 6
.
673
×
10

11
N
·
m
2
/
kg
2
M
Earth
= 5
.
98
×
10
24
kg
Unless otherwise directed, all springs, cords, and pulleys are ideal, and drag should be neglected.
I
. (16 points) A solid sphere of mass
M
and radius
R
is pivoted on a horizontal axle that passes through the
sphere a distance
R/
2 from the center. The sphere is held so the center is an angle
θ
below the axle, and
released. What is the angular acceleration at the instant of release, in terms of any or all of
R
,
M
,
θ
and
physical or mathematical constants?
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 Spring '08
 UZER
 Physics, Potential Energy, 1 m, 2 m, 3 digits, 9 digit, 11 2 2 G

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