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प्रश्न
Name the subjective property of light related to its wavelength.
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उत्तर
(i) For blue light, approximate wavelength=4800 Å
(ii) For red light, approximate wavelength=8000 Å
संबंधित प्रश्न
What role dose infra-red radiation play in maintain the Earth’s warmth
What is the range of the wavelength of the following electromagnetic waves?
(a) Visible.
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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
Choose the correct option.
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Answer briefly.
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