Advertisements
Advertisements
Question
How does the wave pattern of a loud note differ from a soft note? Draw a diagram.
Advertisements
Solution 1
Solution 2
The loudness of a sound wave is determined by its amplitude; it is proportional to the square of the amplitude. Therefore, the louder sound corresponds to the wave of larger amplitude.
RELATED QUESTIONS
The lower the frequency of vibration, the higher is the pitch.
The ratio of amplitude of two waves is 3:4. What is the ratio of their loudness?
State the safe limit of sound level in terms of decibel for human hearing.
State one important property of waves used for echo depth sounding.
The pitch of sound depends on frequency.
Two identical guitars are played by two persons to give notes of the same loudness and pitch. Will they differ in quality? Give reason for your answer.
Two musical notes of the same pitch and same loudness are played on two different instruments. Their wave patterns are as shown in figure.
How do they differ in
(a) loudness,
(b) pitch and
(c) quality
Name the unit in which loudness of sound is measured.
Give a scientific reason.
The sounds generated by a tabla and a sitar are different.
