Rotational Kinematics
AP Physics 1 · Flashcards · Application
AP PHYSICS 1 · FLASHCARDS
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QUESTION
Find the centripetal acceleration of a point on a wheel
0.2
0.2
0.2
m from the center, rotating at
10
10
10
rad/s.
QUESTION
What is the new angular velocity if a
2
2
2
kg·m² object increases its moment of inertia to
4
4
4
kg·m²?
QUESTION
Determine rotational kinetic energy of a
2
2
2
kg·m² disk rotating at
4
4
4
rad/s.
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ANSWER
K
=
16
K = 16
K
=
16
J. Use
K
=
1
2
I
ω
2
K = \frac{1}{2}I\omega^2
K
=
2
1
I
ω
2
formula.
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