What is the power of an electric with a current of 0.5 A and a voltage of 120 V ? The formula for power is P =IV

The solar panels used by mark function because of the photoelectric effect. light shines on the cells causing electrons to be ejected from the metal, which produces an electric current. at night on mars, no light will fall on the solar cells and no electric current will be generated. according to your notes, what type of light is typically needed to cause the photoelectric effect? a)visible b)ultraviolet c)infrared

If two parallel light rays hit a mirror, they will not be parallel to each other after they reflect.

Apersons beliefs and general outlook, which act like filters on the information they receive are called ?