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Answer the following Classify the foll...

Answer the following
Classify the following as good bad reflectors of sound: paper, metal sheet, carpet, walls of a room.

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TARGET PUBLICATION-STUDY OF SOUND-EXERCISE
  1. Answer the following Give one example cach of infra sound a ultrason...

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

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

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

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

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  6. When is the reflection of sound harmful?

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

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

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

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  10. Where and why are sound absorbing materials used?

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  11. Answer the following What does SONAR stand for?

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

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

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  14. Answer the following Explain the mechanism of SONAR.

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

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

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

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

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

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

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