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Answer the following Fill in the blank...

Answer the following
Fill in the blanks and explain.
Sound does not travel through _______.

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TARGET PUBLICATION-STUDY OF SOUND-EXERCISE
  1. Complete the analogy Receiver : reflected pulse :: Transmitter: .

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  2. Match the following Match the parts of human ear given in column I w...

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  3. Answer the following Fill in the blanks and explain. Sound does not...

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  4. Answer the following Fill in the blanks and explain. The velocity o...

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  5. Fill in the blanks and explain: The incidence of……in daily life shows...

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  6. Fill in the blanks and explain: To discover a sunken ship or objects ...

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  7. Answer the following Define time period (T) of a sound wave.

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  8. Answer the following What is amplitude of a sound wave?

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  9. Answer the following What is the relation between frequency and tim...

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  10. Answer the following Derive an expression for speed of sound.

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  11. Answer the following How do physical conditions affect velocity of s...

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  12. The molecular weight of oxygen gas (02) is 32 while that of hydrogen g...

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  13. Answer the following What bs the difference between frequency range ...

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  14. what are the uses of ultrasonic sound?

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  15. Answer the following Give one example cach of infra sound a ultrason...

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  16. Answer the following Give some examples of good as well as bad refle...

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  17. Answer the following Classify the following as good bad reflectors o...

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  18. What is an echo? What factors are important to get a distinct echo?

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  19. To hear the echo distinctly,will the distance from the source of sound...

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  20. When is the reflection of sound harmful?

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