Advertisements
Advertisements
प्रश्न
| Column A | Column B |
| (a) Vibrations cause | (1) absorb sound |
| (b) A shriller sound is | (2) second |
| (c) Unit of frequency | (3) sound |
| (d) Unit of time period | (4) of high pitch |
| (e) Curtains | (5) hertz |
जोड़ियाँ मिलाइएँ
Advertisements
उत्तर
| Column A | Column B |
| (a) Vibrations cause | (3) sound |
| (b) A shriller sound is | (4) of high pitch |
| (c) Unit of frequency | (5) hertz |
| (d) Unit of time period | (2) second |
| (e) Curtains | (1) absorb sound |
shaalaa.com
क्या इस प्रश्न या उत्तर में कोई त्रुटि है?
APPEARS IN
संबंधित प्रश्न
Fill in the blank.
________ produces a sensation in ears.
To detect the obstacles in their path, bats produce ______.
What is the nature of sound waves in air?
A person fires a gun and other boy at a distance hears the sound of the fire 2.5 s after seeing the flash. If the speed of sound in air is 330 ms-1, find the distance between the boys.
Can you hear the sound produced due to the vibrations of second's pendulum?
What is the SI unit of frequency?
Give an example to show that light travels faster than sound?
Sound travels in air:
Why does an empty vessel produce more sound than a filled one?
In longitudinal waves, the particle vibrates in a ______ direction of propagation.
