The magnitude of the electric current is directly proportional to the of the electric field.

Which of the following represents a virtual image?

Which transition by an electron will release the greatest amount of energy? oa ob oc od

Consider an insulating crystal, made up of layers of atoms. what form would you expect the temperature dependence of the phonon heat capacity to approach at extremely low temperatures if the interlayer coupling is i)very strong (rigid coupling), and ii) very weak. explain.