Question: 1 pts A hoop rotates about an axis through its center with an angular velocity of 4 0 . 0 r a d s .

1 pts
A hoop rotates about an axis through its center with an angular velocity of 40.0rads. If the rotational kinetic energy of the hoop is 400 J , its angular momentum is
800kg*m2s.
400kg*m2s.
200kg*m2s.
20kg*m2s.
5kg*m2s.
1 pts A hoop rotates about an axis through its

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