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Answer the following questions: Read th...

Answer the following questions:
Read the following sequence of events and answer the questions based on the same.
Ranjit saw that the dog sitting by his side had suddenly become alert. In a short time, Ranjit heard footsteps of a man and the stranger approached Ranjit. Rajit now understood why the dog had suddenly become alert.
Name some other animals that can hear sound of frequency not audible to human beings.

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Answer the following questions: Read the following sequence of events and answer the questions based on the same. Ranjit saw that the dog sitting by his side had suddenly become alert. In a short time, Ranjit heard footsteps of a man and the stranger approached Ranjit. Rajit now understood why the dog had suddenly become alert. What is the difference between the audible range of sound for Ranjit and the dog?

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NAVNEET PUBLICATION-STUDY OF SOUND-EXERCISE
  1. Answer the following questions: What do infrasound and ultraosund ref...

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  2. Answer the following questions: Read the following sequence of events...

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  3. Answer the following questions: Read the following sequence of events...

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  4. Answer the following questions: State one similarity and one differen...

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  5. Answer the following questions: Make two sufficiently long, identical...

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  6. Answer the following questions: place a clock near the end of the tub...

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  7. Answer the following questions: Adjust the angles of the two tubes ti...

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  8. Answer the following questions:Make two sufficiently long, identical ...

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  9. Answer the following questions: Define echo.

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  10. Answer the following questions: The speed of sound in air at 22^@ C i...

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

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

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

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  14. Where and why are sound absorbing materials used?

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

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  16. When is the reflection of sound harmful?

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  17. Answer the following questions: Explain how a bat can find its way in...

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

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  19. Answer the following questions: Sometimes reflections of sound may be...

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  20. Answer the following questions: What is reverberation?

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