Advertisements
Advertisements
Question
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.
Advertisements
Solution 1
Solution 2
Because their waveforms are different, yes, their quality is different.
RELATED QUESTIONS
If the amplitude of vibration is large, sound is feeble.
An enemy plane is at a distance of 300 km from a radar. In how much time the radar will be able to detect the plane? Take velocity of radio waves as 3 × 108 ms−1.
Name the factor that determines Loudness of the sound heard.
State two conditions for an echo to take place.
Name one property of waves that do not change when the wave passes from one medium to another.
The distance from one compression to nearest rarefaction is called wavelength.
Define the following term:
Frequency
Why is the loudness of sound heard by a plucked wire increased when mounted on a sound board?
Name and define the characteristic which enables one to distinguish two sounds of same loudness, but of different frequencies, given by the same instrument.
State the factors that determine
(a) the pitch of a note.
(b) the loudness of the sound heard.
(c) the quality of the note.
Name the characteristic of the sound affected due to a change in its
(a) amplitude (b) waveform (c) frequency.
- Which of the following quality determines the loudness of a sound wave?
- wavelength
- frequency and
- amplitude
- How is loudness related to the quantity mentioned above in part (a)?
Name the unit in which loudness of sound is measured.
Explain the following and illustrate your answer by drawing appropriate diagram:
Frequency
Explain the following and illustrate your answer by drawing appropriate diagram:
Loudness
Which characteristics of sound will change if there is a change in its amplitude.
Three musical instruments give out notes at the frequencies listed below. Flute: 400 Hz; Guitar: 200 Hz; Trumpet: 500 Hz. Which one of these has the highest pitch?
Give a scientific reason.
We can hear the movement of a mosquito’s wings but we cannot hear the movement of our hands.
Give scientific reason.
In earlier times, people used to listen for the arrival of a distant train by putting their ear to the rail.
