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Voice of a child is more shrill than tha...

Voice of a child is more shrill than that of an elderly person because -

A

The pitch of the child’s voice is higher than that of the person

B

The pitch is lower

C

The child is more energetic

D

None of the above

Text Solution

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The correct Answer is:
A
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MOTION-SOUND WAVES-Exercise - 1
  1. The densities of two monoatomic gases are in the ratio of 16:9. The ve...

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  2. The correct graph between v^(2) (square of the speed of sound) and ab...

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  3. Voice of a child is more shrill than that of an elderly person because...

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  4. The terms pitch, quality and loudness of sound are associated with the...

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  5. In an orchestra, the musical sounds of different instruments are disti...

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  6. In the stationary waves in an open organ pipe -

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  7. In open pipes, the positions of antinodes are obtained at

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  8. Modes of vibration in an open organ pipe are represented by –

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  9. In closed pipes, the positions of antinodes are obtained at –

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  10. Modes of vibration in a closed organ pipe are represented by –

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  11. The first overtone of a closed pipe is given by –

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  12. The frequency of an open organ pipe is n. If one of its ends is closed...

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  13. In an open organ pipe, if the fundamental frequency is n, the overtone...

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  14. An open pipe of length 33cm resonates with frequency of 1000Hz. If the...

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  15. The velocity of sound in air is 333 m//s . The length of an open pipe,...

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  16. The length of an open pipe is 48 cm and its fundamental frequency is 3...

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  17. The ratio of the lengths of two closed pipes is 31// 30 . Their fundam...

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  18. The length of an open pipe is 0.5m and the velocity of sound in air is...

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  19. Velocity of sound in air is 332 m//sec . The shortest length of an ope...

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  20. In an organ pipe of length L open at both ends, the fundamental mode h...

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