Advertisements
Advertisements
Question
Note is a sound
Options
of a mixture of several frequencies
of a mixture of two frequencies only
of a single frequency
always unpleasant to listen
Advertisements
Solution
Note is a sound of a mixture of several frequencies
RELATED QUESTIONS
What do you mean by a vibratory motion?
What is the vacuum? Explain why, sound cannot travel through vacuum?
The longitudinal waves travel in a coiled spring at a rate of 4 m/s. The distance between two consecutive compressions is 20 cm. Find :
(i) Wavelength of the wave (ii) Frequency of the wave
How does the frequency of sound given by a stretched string depend on its
- length,
- tension?
What is the audible range of frequency for human?
For which range of frequencies, human ears are most sensitive?
What is sound? What causes it to produce?
Select the correct option:
In the region of compression or rarefaction, in a longitudinal wave, the physical quantity which does not change is:
A bat emits an ultrasonic sound of frequency 0.25 MHz. Calculate the time in which one vibration is completed.
The distance between one crest and one trough of a sea wave is 4.5 m. If the waves are produced at the rate of 240/min, calculate the time period.
The distance between one crest and one trough of a sea wave is 4.5 m. If the waves are produced at the rate of 240/min, calculate the wave velocity.
From diagram given below calculate:
- velocity of P and Q
- frequency of P, when frequency of Q is 512 Hz.
Assume that both wave are traveling in same medium.

On placing your ear close to an iron railing which is tapped some distance away, sound is heard twice. Explain, why?
What type of sound is produced by elephants and whales?
The amplitude of the sound wave decides its
In which medium the speed of the sound is maximum?
How do we hear the sound?
