Question

Which graph shows how the energy $E$ of a photon of light is related to its wavelength $\lambda$ ?

• A.
• B.
• C.
• D.

Answer 1

Answer: (D)

$E=\frac{hc}{\lambda }$
$E\propto \frac{1}{\lambda }$
Inverse relation shows that there will be rectangular hyperbola, in the plot of $E$ against $\lambda$