Which one of the following equations correctly relates the energy difference between…

PHYSICS · Single correct · A Level · Physics · Particles and radiation · Particles and radiation

Problem

Which one of the following equations correctly relates the energy difference

\Delta E

between two stationary orbits and the frequency

\nu

of the photon involved in the transition? (a)

\Delta E = 2\pi h\,\nu

(b)

\Delta E = \dfrac{h\,\nu}{2}

(c)

\Delta E = h\,\nu

(d)

\Delta E = \hbar\,\nu