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प्रश्न
When a sound wave travels through air, the air particles ______.
पर्याय
vibrate along the direction of the wave motion
vibrate but not in any fixed direction
vibrate perpendicular to the direction of the wave motion
do not vibrate
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उत्तर
When a sound wave travels through air, the air particles vibrate along the direction of the wave motion.
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संबंधित प्रश्न
Fill in the blank.
We can hear sounds of frequency in the range of _______
What do you mean by a vibratory motion?
A bat emits an ultrasonic sound of frequency 0.25 MHz. Calculate the time in which one vibration is completed.
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Describe with diagram, how compressions and rarefactions are produced.
Match the following
| 1. | Infrasonic | (a) | Compressions |
| 2. | Echo | (b) | 22 kHz |
| 3. | Ultrasonic | (c) | 10 Hz |
| 4. | High-pressure region | (d) | Ultrasonography |
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______ is an unwanted sound.
