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Answer the following questions: What sh...

Answer the following questions:
What should be the dimensions and the shape of classrooms so that no echo can be produced there?

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TARGET PUBLICATION-STUDY OF SOUND-EXERCISE
  1. When is the reflection of sound harmful?

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  2. Answer the following questions: Study the construction of the Golghum...

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  3. Answer the following questions: What should be the dimensions and the...

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  4. Answer the following questions: How will you reduce reverberation in ...

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  5. Where and why are sound absorbing materials used?

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  6. Answer the following What does SONAR stand for?

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  7. Answer the following State the application of SONAR technique.

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  8. Answer the following When and why SONAR technique was developed?

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  9. Answer the following Explain the mechanism of SONAR.

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  10. Answer the following What is sonography? Explain the technique of so...

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  11. Answer the following How is ultrasound used in medical science?

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  12. Answer the following How is sonography bring misused ? What is the n...

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  13. Answer the following What happened to the ear drum when a compressio...

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  14. Give reasons Bats can trace out their path, cven in the dark nights.

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  15. We cannot hear the echo produced in a classroom.

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  16. The intensity of reverberation is higher in a closed and empty house.

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  17. The roof of a movie theatre and a conference hall is curved.

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  18. Question based on diagram Label the given diagram of sound waves and ...

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  19. What is the frequency of a sound wae if the time period of its oscilla...

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  20. Complete the following table

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