Advertisements
Advertisements
Question
Which wave property determines loudness?
Advertisements
Solution
The loudness of a sound is determined basically by its amplitude. The amplitude of the sound wave depends upon the force with which an object is made to vibrate.
RELATED QUESTIONS
What is loudness of sound? What factors does it depend on?
On what factor does the loudness of a sound depend ?
Name the type of waves produced when a tuning fork is struck in air.
What is the difference between a compression and a rarefaction in a sound wave? Illustrate your answer with a sketch.
In an experiment, Anhad studies sound waves. He sets up a loudspeaker to produce sound as shown below :
Anhad adjusts the signal to the loudspeaker to give a sound of frequency 200 Hz.
(a) What happens to the air in-between Anhad and the loudspeaker ?
(b) Explain how Anhad receives sound in both ears.
We can distinguish between the musical sounds produced by different singers on the basis of the characteristic of sound called :
How does the velocity of a wave vary with temperature?
In fig. 2 two musical notes of the same pitch and same loudness are played on a violin and on a piano. Their wave forms are as shown in the diagram below. Explain why the wave patterns are different.
The time interval between a lighting flash and the first sound of thunder was found to be 6 s. If the speed of sound in air is 330 ms-1, find the distance of the flash from the observer.
Sound travels in air:
