# Problem: A solid sphere of 5 kg mass and 2 cm radius rotates about an axis through its center. If a constant force of 5 N is applied tangentially to the edge of the sphere, how rapidly is the sphere's kinetic energy changing when the angular speed is 50 rad/s?

###### Problem Details

A solid sphere of 5 kg mass and 2 cm radius rotates about an axis through its center. If a constant force of 5 N is applied tangentially to the edge of the sphere, how rapidly is the sphere's kinetic energy changing when the angular speed is 50 rad/s?

What scientific concept do you need to know in order to solve this problem?

Our tutors have indicated that to solve this problem you will need to apply the Rotational Power concept. If you need more Rotational Power practice, you can also practice Rotational Power practice problems.

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Our tutors rated the difficulty ofA solid sphere of 5 kg mass and 2 cm radius rotates about an...as medium difficulty.

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