Circular Motion
Flashcard
•
Physics
•
11th - 12th Grade
•
Practice Problem
•
Hard
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15 questions
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1.
FLASHCARD QUESTION
Front
What is centripetal acceleration?
Back
Centripetal acceleration is the acceleration directed towards the center of a circular path, necessary for an object to maintain circular motion.
2.
FLASHCARD QUESTION
Front
What is the formula for centripetal acceleration?
Back
The formula for centripetal acceleration (a_c) is a_c = v²/r, where v is the linear speed and r is the radius of the circular path.
3.
FLASHCARD QUESTION
Front
What is the relationship between period and frequency?
Back
Frequency (f) is the reciprocal of the period (T). f = 1/T, where T is the time taken for one complete cycle.
4.
FLASHCARD QUESTION
Front
What is the period of an object in circular motion?
Back
The period is the time taken for one complete revolution around the circle.
5.
FLASHCARD QUESTION
Front
What does it mean for velocity to not be constant in circular motion?
Back
In circular motion, velocity is not constant because the direction of the velocity vector changes continuously, even if the speed remains constant.
6.
FLASHCARD QUESTION
Front
What is the direction of centripetal acceleration?
Back
Centripetal acceleration always points towards the center of the circle.
7.
FLASHCARD QUESTION
Front
What is angular velocity?
Back
Angular velocity is the rate of change of angular displacement and is usually measured in radians per second.
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