What is difference between laser and normal light?

Both light are polarized

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Normal light is polarized but laser light is not

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Both light are not polarized

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Normal light is not polarized but laser is polarized

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Solution

The correct option is D Normal light is not polarized but laser is polarized
Normal light is divergent and incoherent whereas laser light is highly directional and coherent. Normal light is a mixture of electromagnetic waves having different wavelengths. Laser light, on the hand, is monochromatic. This is the main difference between Normal light and laser light

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