LECTURE ON INTERFERENCE, DIFFRACTION, POLARISATION BY KAVITA MONGA (LECTURER-PHYSICS) GOVT POLYTECHNIC COLLEGE KHUNIMAJRA, MOHALI DATE- 14/2/2013 TOPICS TO BE COVERED NATURE…
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The Electromagnetic Spectrum What is a wave? A wave is made when particles move up and down. Parts of a wave. Wavelength: The distance between crests. Amplitude: The height…