Advertisements
Advertisements
प्रश्न
If ______ of sound is decreased, its loudness also decreases.
Advertisements
उत्तर
If amplitude of sound is decreased, its loudness also decreases.
संबंधित प्रश्न
A pendulum oscillates 40 times in 4 seconds. Find its time period and frequency.
Name the factor that determines Pitch of the note.
A person standing between two vertical cliffs and 480 m from the nearest cliff shouts. He hears the first echo after 3s and the second echo 2s later. Calculate:
1)The speed of sound.
2) The distance of the other cliff from the person
State one important property of waves used for echo depth sounding.
Explain the following and illustrate your answer by drawing appropriate diagram:
Quality of a musical note.
The same musical note when played on a piano and when played on a flute sounds different.
Which characteristics of sound will change if there is a change in its amplitude and its waveform.
A 0.6 m long stretched wire is made to vibrate in two different modes as shown in figure
(a)
(b)
(i) If the frequency of the note produced in (b) is n, what is the frequency in case (a)?
(ii) In which case (a) or (b), is the note louder? Give reasons.
(iii) In which case is the pitch higher? Give reason.
