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
APPEARS IN
RELATED QUESTIONS
How is sound produced ?
What are ultrasonics? Can you hear the ultrasonic sound?
To detect the obstacles in their path, bats produce ______.
We can distinguish between the musical sounds produced by different singers on the basis of the characteristic of sound called :
A continuous progressive transverse wave of frequency 8 Hz moves across the surface of a ripple tank
With reference to the frequency, describe the movement of water on the surface
The diagram given below shows a displacement distance graph of a wave. If the velocity of wave is 160 ms-1, calculate:
- wavelength
- frequency
- amplitude.
The time interval between a lighting flash and the first sound of thunder was found to be 6 s. If the speed of sound in air is 330 ms-1, find the distance of the flash from the observer.
Can you hear each other in a dark room?
Match the following
| 1. | Infrasonic | (a) | Compressions |
| 2. | Echo | (b) | 22 kHz |
| 3. | Ultrasonic | (c) | 10 Hz |
| 4. | High-pressure region | (d) | Ultrasonography |
