Advertisements
Advertisements
Questions
Define the following term:
Frequency
Define the term frequency.
Define Frequency?
Advertisements
Solution
The frequency of a particle executing S.H.M. is equal to the number of oscillations completed in one second.
APPEARS IN
RELATED QUESTIONS
If the amplitude of vibration is large, sound is feeble.
Loudness is determined by the __________ of vibration.
Shrillness of a sound is determined by the ______ of vibration.
Name the factor that determines Loudness of the sound heard.
State two conditions for an echo to take place
When sound propagates in air, it does not carry energy with it.
The pitch of sound depends on frequency.
Decibel is the unit of pitch of a sound.
The pitch of a stringed instrument is increased by .................. tension in string.
The pitch of a flute is decreased by ................... length of air column.
If a drum is beaten hard, its loudness ................
When sound travels in form of a wave
Obtain relationship between the time period and frequency.
Name three characteristics of a musical sound.
Why is the loudness of sound heard by a plucked wire increased when mounted on a sound board?
Name the characteristic of sound related to its frequency
Name and define the characteristic which enables one to distinguish two sounds of same loudness, but of different frequencies, given by the same instrument.
How is the pitch of sound in a guitar changed if (a) thin wire is used, (b) wire under less tension is used?
If the amplitude of a wave is doubled, what will be the effect on its loudness?
Two waves of the same pitch have amplitudes in the ratio 1:3. What will be the ratio of loudness?
How does the wave pattern of a loud note differ from a soft note? Draw a diagram.
Why is the loudness of the sound heard by a plucked wire increased when it is mounted on a sound board?
What determines the pitch of a sound?
Explain the following and illustrate your answer by drawing appropriate diagram:
Pitch
How does frequency affect a musical sound?
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.
What does the intensity of sound depend upon?
