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Illustrate by giving suitable example, how you can show that electromagnetic waves carry both energy and momentum.

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Do electromagnetic waves carry energy and momentum?

(a) When the oscillating electric and magnetic fields are along the X- and Y-direction respectively (i) point out the direction of propagation of electromagnetic wave, (ii) express the velocity of propagation in terms of the amplitudes of the oscillating electric and magnetic fields. (b) How do you show that an electromagnetic wave carries energy and momentum?

(a) How are electromagnetic waves produced? (b) How do you convince yourself thal electromagnetic waves carry energy and momentum?

Illustrate use of safer solvent by giving suitable examples.

MODERN PUBLICATION-ELECTROMAGNETIC WAVES-REVISION EXERCISES ( SHORT ANSWER QUESTIONS )
  1. (a) An e.m. wave is travelling in a medium with a velocity vecv=vhati....

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  2. (a) When the oscillating electric and magnetic fields are along the X ...

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  3. Illustrate by giving suitable example, how you can show that electroma...

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  4. State any four properties of electromagnetic waves.

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  5. What are electromagnetic waves? Write two uses of radio waves?

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  6. Write two uses each of the following radiations: (i) Microwave (ii) Ul...

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  7. Give two properties and two uses of X-rays.

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  8. What are X-Rays? Give their one use.

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  9. State two properties and two uses of gamma rays.

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  10. Write down the expression for the velocity of electromagnetic wave in ...

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  11. RADIATION PRESSURE

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  12. What is intesity of electromagnetic wave? Give its relation in terms o...

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  13. What is electromagnetic spectrum? Name the important part of the elect...

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  14. Name the parts of the electromagnetic spectrum which is (a) suitable...

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  15. Name the electromagnetic radiation which is used- (a) to kill cancer...

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  16. Which electromagnetic waves are used for the following purposes? (i) ...

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  17. Which of the following electromagnetic wave play an important role in ...

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  18. Name the following electromagnetic waves and arrange them in decreasin...

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  19. Light waves are transverse in nature .

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  20. What is electromagnetic spectrum? Which part of the electromagnetic s...

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