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What is electromagnetic spectrum?...

What is electromagnetic spectrum?

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MODERN PUBLICATION-ELECTROMAGNETIC WAVES-EXERCISE
  1. Write an expression for speed of e.m. waves in free space.

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  2. Give two properties of electromagnetic waves.

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  3. What is electromagnetic spectrum?

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  4. What is electromagnetic spectrum? Give its four uses.

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  5. Give two peroperties and four uses of infra-red rays?

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  6. Give two uses each of the following: Gamma rays

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  7. Give two peroperties and four uses of infra-red rays?

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  8. Give two properties and four uses of ultraviolet rays?

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  9. Write any four characteristics of electromganetic waves.Give two uses ...

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  10. Write any four characteristics of electromganetic waves.Give two uses ...

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  11. Write the order of frequency range and one use of each of the followin...

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  12. Write the order of frequency range and one use of each of the followin...

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  13. Write the order of frequency rnge and one use of the following radiati...

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  14. Give frequency range of gamma rays.Also write its any two uses.

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  15. Give four uses of X-rays

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  16. What is Maxwell's modification of Ampere's circuital law?

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  17. How does the concept of displacement current lead to the production of...

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  18. Give two properties of electromagnetic waves.

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  19. Prove that for an electromagnetic wave E0 = cB0.

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  20. What are electromagnetic waves?

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