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प्रश्न
If the amplitude of a wave is doubled, what will be the effect on its loudness?
If the amplitude of a wave is doubled, how is its loudness affected?
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उत्तर
Loudness will be four times because loudness is directly proportional to the square of amplitude.
संबंधित प्रश्न
Name the phenomenon that causes a loud sound when the stem of a vibrating tuning fork is kept pressed on the surface of a table.
The ratio of amplitude of two waves is 3:4. What is the ratio of their loudness?
What is longitudinal wave?
- Which of the following quality determines the loudness of a sound wave?
- wavelength
- frequency and
- amplitude
- How is loudness related to the quantity mentioned above in part (a)?
How does the two sounds of same loudness and same pitch produced by different instruments differ? Draw diagrams to illustrate your answer.
Name the subjective property of light related to its wavelength.
How can one distinguish the sounds of two musical instruments even if they are of the same pitch and same loudness?
Two musical notes of the same pitch and loudness are played on a violin and a piano. Their waveforms are as shown in the figure below:
The diagram below shows three ways in which the string of an instrument can vibrate.
(i) Which of the above diagrams shows the fundamental note?
(ii) Which has the frequency 4 times that of the fundamental?
(iii) State the ratio between the frequency of the first and second.
The loudness of a sound depends on its pitch.
