In Planck's oscillator energy is given as $$ E=\frac{h v}{\exp \left(\frac{h v}{K t}-1\right)} $$ If $K=0$, then energy would be

• A

  $h \mathrm{v}$
• Correct answer
  B

  0
• C

  $\mathrm{Kt}$
• D

  $\infty$.

Hence, the correct answer is option: 'B'.