Advertisements
Advertisements
Question
Explain the following and illustrate your answer by drawing appropriate diagram:
Frequency
Advertisements
Solution
Frequency: Frequency of a vibrating body is defined as the number of vibrations completed by the body in one second.
APPEARS IN
RELATED QUESTIONS
The quality of a sound depends on the amplitude of wave.
Name three characteristics of a musical sound.
How is loudness related to the amplitude of wave?
State the factors that determine
(a) the pitch of a note.
(b) the loudness of the sound heard.
(c) the quality of the note.
What determines the pitch of a sound?
It is observed that during march-past we hear a base drum distinctly from a distance compared to the side drums.
(i) Name the characteristics of sound associated with the above obervation.
(ii) Give a reason for the above observation.
Explain the following and illustrate your answer by drawing appropriate diagram:
Quality of a musical note.
Name the factors which determine the pitch of a note.
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.
