What is light please tell me fast
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➡️ Light is electromagnetic radiation within a certain portion of the electromagnetic spectrum.
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light is a electromagnetic wave ....for propagation it doesn't need any medium.....it propagates in straight line .....it is a current of photon particles ...and each photon particle has a energy related to the wavelength or frequency E=hn..where...n=frequency....
light has two components one is electric componenet and the second is magnetic and both are normal to each other in propagation time............
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