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Name the electromagnetic radiations used...

Name the electromagnetic radiations used for (a) water purification, and (b) eye surgery.

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MODERN PUBLICATION-ELECTROMAGNETIC WAVES-REVISION EXERCISES ( VERY SHORT ANSWER QUESTIONS)
  1. The dereasing order of wavelength of infrared, microwave, ultraviloet ...

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  2. write the following radiations in ascending order in respect of their ...

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  3. Name the electromagnetic radiations used for (a) water purification, a...

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  4. Name the electromagnetic radiations which are produced when high energ...

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  5. Name the electromagnetic waves used for studying crystal structure of ...

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  6. How is the speed of em-waves in vacuum determined by the electric an...

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  7. What is the frequency range of radio waves?

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  8. Which part of electromagnetic spectrum is detected by a human eye?

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  9. Welders wear special glass goggles ro facemask with glass window to pr...

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  10. What is the cause of the depletion of the ozone layer?

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  11. Why microwaves are used in radar not radiowaves?

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  12. What is the name given to the part of electromagnetic spectrum which i...

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  13. Which part of electromagnetic spectrum is absorbed by ozone layer?

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  14. How are radio waves produced?

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  15. Write the expression for velocity of electromagnetic waves.

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  16. Name any two properties of electromagnetic waves which are common to a...

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  17. Name the electromagnetic wave that is used to take radiograph of fract...

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  18. Write the expression for speed of light in terms of 'mu0 ' and 'epsi...

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  19. If the intensity of incident radio wave is 3 Watt/m^2,what is the pres...

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  20. What does the cross product of electric and magnetic field vectors (ve...

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