Two plates are 0.020 m apart have have an electric field strength of 3500 N/C. What is the electric potential difference between the two plates?
175 kV
70 kV
175 V
70.0 V

Which of the following is a true statement about the acceleration ~a of the pendulum bob ~a is equal to the acceleration due to gravity. ~a is perpendicular to the bob’s trajectory. ~a is equal to the instantaneous rate of change in velocity. ~a is tangent to the bob’s trajectory.