859PhysicsMedium
When we excite some atoms by heat collision or electrical discharge they will________________?
Aabsorb particular wavelengths when white light is incident on them
Bradiate electromagnetic energy with a continuous distribution of wavelength
Cradiate electromagnetic energy of discrete characteristic wavelength
Demit either invisible or visible light
Correct answer
C. radiate electromagnetic energy of discrete characteristic wavelength
Explanation
radiate electromagnetic energy of discrete characteristic wavelength is the correct answer. Review the question and compare it with the other choices to remember this fact for future exams.