Условие:
| Дано | Решение |
|---|---|
| T=2500 \mathrm{~K} | $r{\lambda, T}=\frac{2 \pi h c^{2}}{\lambda^{5}} \frac{1}{\mathrm{e}^{h c /(k i r)}-1}, \quad \lambda=\frac{b}{T}$, |
| \Delta \lambda=5 \mathrm{Hm}=5 \cdot 10^{9} \mathrm{~m} | $\left(r{\lambda T} \Delta \lambda\right)=\frac{2 \pi h c^{2} T^{5}}{b^{5}} \cdot \frac{1}{\mathrm{e}^{h c /(k b)}-1} \cdot \Delta \lambda$. |
| \left(r_{\lambda, T} \cdot \Delta \lambda\right)-? |
Omвет
$\left(r_{\lambda, T} \cdot \Delta \lambda\right)=6,26 \mathrm{kBT} / \mathrm{m}^{2}$.