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The centripetal acceleration of a body moving in a circle of radius $r$ with a constant speed $v$ is given by:
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Subject
Physics
Topic
Mechanics
Subtopic
Circular Motion
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medium
$v / r^2$
$v^2 r$
$v^2 / r$
$v / r$
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Explanation
According to fundamental physics formulas, $v^2 / r$ is correct.…
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Concept Behind This Question
This question focuses on the concept of Circular Motion under the broader topic of Mechanics.
Related key concepts: Physics, Mechanics.
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Question Details
- Subject:
- Physics
- Topic:
- Mechanics
- Subtopic:
- Circular Motion
- Difficulty:
- medium
- Source:
- Past Papers
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What is the standard algebraic formula for the magnitude of the centripetal force required to keep an object of mass $m$ moving at velocity $v$ in a circle of radius $r$?
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An object begins with an initial velocity of 9 m/s and accelerates uniformly at 3 m/s² for 8 seconds. What is its final velocity?
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