Advertisements
Advertisements
Question
- 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)?
Short Answer
Advertisements
Solution
- Amplitude - The louder sound corresponds to the wave of large amplitude.
- Loudness is directly proportional to the square of amplitude [loudness ∝ (amplitude)2].
shaalaa.com
Is there an error in this question or solution?
APPEARS IN
RELATED QUESTIONS
The lower the frequency of vibration, the higher is the pitch.
The pitch of sound depends on frequency.
The time period of a wave is 2 s. Its frequency is ..........
Figure shows two jars A and B containing water up to different heights. Which will produce sound of higher pitch when air is blown on them?

If the amplitude of a wave is doubled, what will be the effect on its loudness?
The frequencies of notes given by flute, guitar and trumpet are respectively 400 Hz, 200 Hz and 500 Hz. Which one of these has the highest pitch?
State the characteristics of a musical note on which its pitch, loudness and quality depend.
How is loudness of sound related to the intensity of wave producing it?
When a gun is fired at a distance, why is it that the flash is seen almost instantaneously while the sound is heard a little later?
What is the noise? Give an example.
