Assignment Help >> Physics
Q. The minimum distance required to stop a car moving at 42.0 mi/h is 39.0 ft. What is the minimum stopping distance for the same car moving at 67.0 mi/h, assuming the same rate of acceleration?
Q. Calculate the electric field (magnitude and direction) at the upper right corner of a square 1.22 {rm m} on a side if the other three corners are occupied by 3.00×10-6 C charges. Assume that the positive x-axis is directed to the right.