Two electrons initially repel each other with an electric force of magnitude 2.6×10−20 n .what is the magnitude of the electric field at one electron due to the other?

There are two-speed cameras, one in an are where the speed limit is 30 km/h and another where the speed limit is 50 km/h. in which will there be a smaller time interval between the photographs? explain your answer.

Which of the following are guidelines to follow for obtaining accurate observations

What you see with your eyes is a form of energy. a. light b. heat c. chemical d. electrical