Two 30-cm-square charged parallel plates are 4.0 cm apart. The magnitude of the electric field between the plates is 2400 N/C. What is the electric potential difference between the two fields? Help pls

The car hoist allows the car to be driven onto the platform, after which the rear wheels are raised. if the loading from both rear wheels is 1380 lb, determine the force in the hydraulic cylinder ab. neglect the weight of the platform itself. member bcd is a right-angle bell crank pinned to the ramp at c. the force is positive if in tension, negative if in compression.

Atrain departs from its station at a constant acceleration of 5 m/s. what is the speed of the train at the end of 20s?

Which of the following is an example of motion in two dimensions?