The moment of the force on a gear wheel of radius 40 mm should always be less than 4.8 N m. Calculate the maximum force on the gear wheel to make it turn.
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For waves in the ocean, the medium of the waves is a. air b. water c. energy d. a passing boat

The radius of a sphere is increasing at a rate of 9 cm/ sec. find the radius of the sphere when the volume and the radius of the sphere are increasing at the same numerical rate.

Four identical lab carts each have a mass of 200 kg. different masses are added to the carts and the velocities are measured. all carts move to the right.