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Define a compression and a rarefaction...

Define a compression and a rarefaction

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Assertion : The basic of Laplace correction was that, exchange of heat between the region of compression and rarefaction in air is not possible. Reason : Air is a bad conductor of heat and velocity of soundin air is large.

The distance in which one compression and one rarefaction are contained is called

What is the general name of the waves consisting of: (a) compressions and rarefactions? (b) crests and troughs?

If the distance between successive compressions and rarefactions is 1 m and velocity of sound is 360 m s^(-1) , then the frequency is

Draw a curve showing density or pressure variations with respect to distance for a disturbance produced by sound. Mark the position of compression and rarefaction on this curve. Also define wavelengths and time period using this curve.

Draw a curve showing density or pressure variations with respect to distance for a disturbance produced by sound. Mark the position of compression and rarefaction on this curve. Also define wavelengths and time period using this curve.

The number of compressions and rarefactions which pass an observer in 5 minutes, if the velocity of sound wave is 330 m/s and the wavelength of the wave is 30 cm, is

MBD -HARYANA BOARD-SOUND-Example
  1. What are longitudinal waves and transverse waves ?

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  2. Arrange an experiment to demonstrate the formation of longitudinal wav...

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  3. Define a compression and a rarefaction

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  4. Obtain a relation between speed, frequency and wavelength of a wave.

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  5. What are the major points of difference between sound waves and light ...

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  6. Explain the classification of sound waves on the basis of frequency ra...

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  7. State the law which governs the reflection of sound waves ? How can th...

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  8. List the three characteristics of sound waves. State the factors on wh...

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  9. What is periodic motion ? Give some of its examples

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  10. What is oscillatory motion ? Give some of its examples.

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  11. Distinguish between longitudinal waves and transverse waves.

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  12. How is sound propagated ? Can it be propagated through vacuum ? out of...

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  13. Write the applications of the ultrasound.

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  14. Define the terms wave and wave motion.

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  15. PULSE AND WAVES

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  16. What are mechanical, electromagnetic and matter waves ? Give an exampl...

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  17. Discuss the dependence of velocity of sound on temperature and density...

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  18. Define the terms time period and frequency of an oscillating body. Giv...

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  19. Give two practical applications of reflection of sound waves.

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  20. Distinguish between music and noise.

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