Evaluate ( 64800 ms ) 2 to three significant figures and express the answer in si units. express your answer using three significant figures. voc ros? 70 aed (64800 ms ) 2 = 3.70.103

Which one of the following research methods can show cause and effect

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?

An electron is traveling with initial kinetic energy k in a uniform electric field. the electron comes to rest momentarily after traveling a distance d. (a) what is the magnitude of the electric field