For which pair of objects would adding the same amount of electrons to each object result in a decrease in the electric force?

two positively charged oljects
two negatively charged objects
two objects that have no charge
two objects that have opposite charges

Unpolarized light falls on two polarizer sheets whose transmission axes are at right angles. a third polarizer is placed between the first two so that its axis makes a 52-degree angle with the axis of the first polarizer. a) what fraction of the incident light intensity is transmitted through the first polaroid? b) what fraction of the incident light intensity is transmitted through the second polaroid? c) what is the angle of polarization of the light that enters the third polaroid? d) what fraction of the incident light intensity is transmitted through the third polaroid. e) what happens if the middle polaroid is removed?

Most short-period comets do not have randomly oriented orbits because

Which of the following is another term for a planned economy