The theoretical explanation of black body spectrum was given by

Lumer and Pringsheim

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Planck

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Stefan

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Wien

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Solution

The correct option is C Planck
Planck postulated that light travels in the form of energy packets and the radiation has a specific spectrum and intensity that depends only on the temperature of the body.

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Similar questions

When a die was rolled 60 times, the following was observed.

$\begin{matrix} Outcome & 1 & 2 & 3 & 4 & 5 & 6 Frequency & 9 & 10 & 12 & 13 & 7 & 9 \end{matrix}$

(i) Which number had an experimental probability that matched the theoretical probability?

(ii) How many numbers had an experimental probability that was less than that which would have been predicted by theoretical probability?

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