At a construction site a pipe wrench struck the ground with a speed of 23 m/s. (a) from what height was it inadvertently dropped? (b)how long was it falling?

Consider two regions of space containing a static electric field, region a and region b. in region a the equipotential lines are more closely spaced than those in region b. what can be said about the relative strength of the electric field in the two regions? a) the electric field in region a is stronger th