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What are infrasonics ? Can you hear them...

What are infrasonics ? Can you hear them ?

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ICSE-SOUND-TEST YOURSELF (SHORT/LONG ANSWER TYPE QUESTIONS)
  1. Write the audible range of frequency for the normal human ear.

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  2. What are ultrasonics ? Can you hear the ultrasonic sound ?

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  3. What are infrasonics ? Can you hear them ?

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  4. How does a bat make use of ultrasonic waves to find its way?

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  5. Name the two characteristics of sound which differentiate any two soun...

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  6. The loudness of a sound depends upon the

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  7. How does the loudness of sound produced depend on the vibrating area o...

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  8. The outer case of the bell in a temple is made big. Give a reason.

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  9. State the factors on which the pitch of a sound depends.

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  10. Differentiate between a high pitch sound and a low pitch sound.

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  11. How does a man's voice differ from a woman's voice ?

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  12. Name the characteristic which differentiates two sounds of the same pi...

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  13. You recognize your friend by hearing his voice on a telephone. Explain...

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  14. A musician recognizes the musical instrument by hearing the sound prod...

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  15. Describe an experiment to show the production of sound having low and ...

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  16. How does a musician playing on a flute change the pitch of sound produ...

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  17. Why are musical instruments provided with more than one string?

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  18. How can the pitch of sound produced in a piano be changed ?

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  19. Explain why you can predict the arrival of a train by placing your ear...

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  20. State the speed of sound in air ?

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