According to the law of charges, unlike charges ______________.

Magnetic fields can deflect ______________ charges.

A component in an automobile 12-V electrical system has a resistance of 20 Ω. a. How much current is in the component when the system is in operation? b. How much energy is dissipated by the component each second?

Dispersing light from a hot wire gives what type of spectrum?

Calculate the resistance of an ECG machine that uses 14 A of current and operates on 120 V of electricity.

An object may be electrically neutral, but regions may be charged by ______________.

Consider a wire in a magnetic field, as shown in the following figure, with a current flowing downward through it. What will happen to the wire?

The removal of an electron from an atom is called

When a hydrogen atom’s electron goes from an energy state of n = 2 to n = 1,

Niels Bohr focused his attention on the element hydrogen because it