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प्रश्न
Name the phenomenon which shows the quantum nature of electromagnetic radiation.
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उत्तर
Photoelectric effect is the phenomenon which shows the quantum nature of electromagnetic radiation.
संबंधित प्रश्न
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(a) Which colour has the greater speed in vacuum?
(b) Which colour has the greater speed in glass?
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X-ray from a Coolidge tube is incident on a thin aluminium foil. The intensity of the X-ray transmitted by the foil is found to be I0. The heating current is increased to increase the temperature of the filament. The intensity of the X-ray transmitted by the foil will be
(a) zero
(b) < I0
(c) I0
(d) > I0
Mark the correct options.
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(c) The wavelength of K X-ray is smaller than the wavelength of L X-ray of the same material.
(d) The wavelength of Kα X-ray is smaller than the wavelength of Kβ X-ray of the same material.
Answer briefly.
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Answer briefly.
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