AP Physics Mechanics of Rotation

Quiz
•
Science
•
12th Grade
•
Hard
+1
Standards-aligned
Lisa Thompson
FREE Resource
15 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Which statement is true about an object that is traveling in uniform circular motion?
The speed of the object varies.
The net force on the object is directed toward the center of the circular path.
The direction of the object's velocity is constant.
The net force on the object is directed away from the center of the circular path.
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Which of the following is the unit for centripetal force?
J
m/s2
kg⋅m/s
N
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
How does the speed in Case A compare to the speed in Case B?
two times
one fourth times
four times
one half times
Tags
NGSS.HS-PS2-1
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
When a student stands on a rotating table, the frictional force exerted on the student by the table is
greater in magnitude than the frictional force exerted on the table by the student
less in magnitude than the frictional force exerted on the table by the student
equal in magnitude than the frictional force exerted on the table by the student
directed away from the center of the table
Tags
NGSS.HS-PS2-1
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
A car goes around a curve of radius r at a constant speed v. The coefficient of static friction between the tires and the surface is µ. What is the maximum value of the car’s velocity in order to prevent car from skidding of the road?
(µrg)2
µ r/g
√urg
g/ µr
Tags
NGSS.HS-PS2-1
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What force keeps planets in orbit around the Sun?
Friction
Gravity
Momentum
Velocity
Tags
NGSS.HS-ESS1-4
NGSS.HS-PS2-4
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Bruno the bat flies at a speed of 0.5 m/s in circle of radius 1 m. What is his acceleration?
0.25 ms-2
0.5 ms-2
1 ms-2
2 ms-2
Tags
NGSS.HS-PS2-1
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