When working with a powered instrument, the swirling effect produced by the water stream within the confined space of a periodontal pocket is termed .

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Suppose a wheel with a tire mounted on it is rotating at the constant rate of 2.15 times a second. a tack is stuck in the tire at a distance of 0.373 m from the rotation axis. noting that for every rotation the tack travels one circumference (a) find the tack's tangential speed. (b) what is the tacks radial acceleration?

Acar travels in reverse. it covers 150 meters in 12 seconds what is the velocity of the car what is the speed of the car