Question

The energy of a photon of wavelength $?$ is

• A. $hc ?$
• B. $\frac{hc}{?}$
• C. $\frac{?}{hc}$
• D. $\frac{? h}{c}$

Answer 1

Answer: (B)

$\frac{hc}{?}$

Answer 2

Energy of a photon $E = h\upsilon =\frac{hc}{\lambda}.$