Circular Motion Quiz
Interactive Video
•
Physics
•
9th - 10th Grade
•
Practice Problem
•
Hard
Jennifer Brown
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
If a body completes 10 rotations in 13.4 seconds, what is its frequency?
0.746 Hz
0.134 Hz
7.46 Hz
1.34 Hz
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How do you calculate the angular velocity of an object?
2π divided by the time period
2π times the frequency
1 divided by the time period
2π times the radius
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the linear velocity of an object with a radius of 1.7 m and angular velocity of 4.69 s^-1?
7.97 m/s
6.97 m/s
8.97 m/s
9.97 m/s
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which statement about circular motion is incorrect?
There is no work done by the centripetal force.
The speed of the object is constant.
The resultant force is towards the center.
The resultant force must be along the tangent of the circle.
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What does the gradient of a speed vs. radius graph represent in circular motion?
Mass of the object
Centripetal force
Linear velocity
Angular velocity
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How is the centripetal force related to the radius of rotation?
Independent
Inversely proportional
Directly proportional
Exponentially proportional
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In a conical pendulum, what is the relationship between tension and the angle to the vertical?
Tension is equal to mg times cos(theta)
Tension is equal to mg times sin(theta)
Tension is equal to mg divided by sin(theta)
Tension is equal to mg divided by cos(theta)
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