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PHY101 Final Term Past Papers 2022

If light contained all frequencies with equal strength, it would appear as white to us. course, most things around us appear colored. That is because they radiate more strongly in one range of frequency than in others. If there is more intensity in the yellow range than the green range, Download File now we will see mostly yellow. The sky appears blue to us on a clear day because tiny dust particles high above in the atmosphere reflect a lot of the blue light coming from the sun. Download File now In the figure below you can see the hump at smaller wavelengths.

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Even if the cable is bent, the light will continue to travel along it. The glass inside the cable must have exceedingly good consistency if it thicker or thinner in any part, Download File now the refractive index will become non-uniform and a lot of light will get lost. Optical fibers now carry thousands of telephone calls in a cable whose diameter is only a little bigger than a human hair. Download file now

In the lecture on electromagnetic waves you had learnt that these waves are emitted when charges accelerate. Blackbody radiation occurs for exactly this reason as well. When a body is heated up, the electrons, atoms, and molecules which it contains undergo violent random motion. Light may emit by electrons in one atom and absorbed in another. Download File Now Even an empty box will be filled with blackbody radiation because the sides of the box are made up of material that has charged constituents that radiate energy when they undergo acceleration during their random motion. Download File Now.

Even if the cable is bent, the light will continue to travel along it. The glass inside the cable must have exceedingly good consistency if it thicker or thinner in any part, Download File now the refractive index will become non-uniform and a lot of light will get lost.

Optical fibers now carry thousands of telephone calls in a cable whose diameter is only a little bigger than a human hair. Download file now

PHY101 Final Term Past Papers 2022, phy101 final term past papers, phy101 final term papers 2022, phy101 final term past papers, phy101 past papers download.

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