If you are spinning in a chair and then you spread your arms out wide, you should expect
A) your rotation rate to slow.
B) your rotation rate to increase.
C) to heat up.
D) to cool down.
E) none of these

Question

Quizplus · Accepted Answer

Spreading your arms out increases your moment of inertia, which, according to the conservation of angular momentum, results in a decrease in your rotation rate.

If You Are Spinning in a Chair and Then You