centre of square disrance to each corner found by Pythagoras' theorem.
coulombs law used to clculate field of each charge at centre
fields added vectorially for res
Newton's Third Law of Motion states, for every action there is an equal and opposite reaction. So if this person kicks the door with a force of 32.0N, then the door kicks back with a force of 32.0N, but instead it is in the opposite direction, so it would be -32.0N.
I believe it’s 1 aka A part of it is reflected as Ray 2
It was <em>(1/2) (Net force on the cart) m/s²) </em>.