The voltage in a lightbulb is given by the equation V= /R. In this equation, Vis
the voltage, / is the current, and Ris the resistance. What is the resistance in a
lightbulb with a voltage of 25 V and a current of 0.2 A?

O A. 125
O B. 50
O c. 75
O D. 25

May someone explain how to do this question?

Which of the following are not typically included in the periodic table? a. atomic mass b. element symbol c. isotopes d. number of electrons

While standing outdoors one evening, you are exposed to the following four types of electromagnetic radiation: yellow light from a sodium street lamp, radio waves from an am radio station, radio waves from an fm radio station, and microwaves from an antenna of a communications system. rank these type of waves in terms of increasing photon energy.