Two point charges each have a value of 3 μC and are 10 cm apart. What is the electric field at the midpoint between the two charges?
2 answers
Both postive? The E field from each charge is equal an opposite in direction, net field:zero
a pendulum bob has by passing through its lowest position. what is its speed when make angle of 60 with the vertical the length of the pendulum is 0.5 .