1.

Which one of the following is not the characteristic of Planck's quantum theory of radiation [AIIMS 1991]

A. The energy is not absorbed or emitted in whole number or multiple of quantum
B. Radiation is associated with energy
C. Radiation energy is not emitted or absorbed conti- nuously but in the form of small packets called quanta
D. This magnitude of energy associated with a quantum is proportional to the frequency
Answer» B. Radiation is associated with energy


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