Suppose a wheel with a tire mounted on it is rotating at the constant rate of 2.63 2.63 times a second. A tack is stuck in the tire at a distance of 0.397 m 0.397 m from the rotation axis. Noting that for every rotation the tack travels one circumference, find the tack's tangential speed.

Atriangle with equal sides of length 10 cm has -2.5-nc charged objects at each corner. part a determine the direction of the electrical force exerted on the object at the top corner due to the two objects at the horizontal base of the triangle. determine the direction of the electrical force exerted on the object at the top corner due to the two objects at the horizontal base of the triangle. horizontally rightward vertically downward vertically upward horizontally leftward