If the electric force is 0.8N between the mean charge q and test charge qo = 0.5x10-9 c calculate the electric field at point p

Apulley with a mechanical advantage of 5 will require you to pull times the amount of rope. a. 1/5 b. 5 c. 10 d. 15

An open cart is moving along a straight frictionless horizontal track. when rain starts falling vertically into the cart, what happens to the speed of the cart?

What will happen in a hybrid vehicle if current flow becomes too high due to a short?