ICSE /Class 10
Physics MCQ Based On Using a triangular prism to produce a visible spectrum from white light electromagnetic spectrum
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ICSE Class 10 Physics Using a triangular prism to produce a visible spectrum from white light electromagnetic spectrum
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Microwaves lie in the rage of 3× ã€–10〗^7 Hz to 3× ã€–10〗^11 Hz.
Blue light is scattered in all directions by the tiny molecules of air in Earth's atmosphere. Blue is scattered more than other colors because it travels as shorter, smaller waves. This is why we see a blue sky most of the time.
Newton discovered the Visible light.
Up to 800nm
Infrared radiations, Microwaves and Radio waves have wavelength longer than red part of the visible spectrum.
Color's speed is minimized in a glass.
Wavelength of Gamma rays is shorter than 0.1 â„« Angstrom
Blue light is scattered in all directions by the tiny molecules of air in Earth's atmosphere. Blue is scattered more than other colors because it travels as shorter, smaller waves.
Intensity of scattered light I∝1/λ^4 .
Marconi discovered the Radio waves.
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