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प्रश्न
Can you hear the sound produced due to vibrations of a seconds pendulum? Give reasons.
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उत्तर
No, we cannot hear the sound produced due to vibrations of a seconds pendulum because the frequency of sound produced due to vibrations of seconds pendulum is 0.5 Hz which is infrasonic.
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संबंधित प्रश्न
The sketches I to IV in following Figure show sound waves, all formed in the same time interval.
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 |
| I | II |
 |
 |
| III | IV |
Which diagram shows
- a note from a musical instrument
- a soft (or feeble) note,
- a bass (low frequency) note.
Complete the following sentences:
An average person can hear sound of frequencies in the range ______ to _________.
Complete the following sentence:
Elephants produce ____________sound.
Name the sound of the frequency given below:
10 Hz
Name the sound of the frequency given below:
100 Hz
What do you understand by the term sonic vibrations? State the range of sonic vibrations for the human ear.
Does SONAR make use of infrasonic sound?
Is the energy carried by the ultrasound very high or very low?
Describe a simple method to find the depth of a submerged ship.
State the properties of ultrasound that make it useful.
