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प्रश्न
State the properties of ultrasound that make it useful.
एक पंक्ति में उत्तर
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उत्तर
High Power , High Energy and good directionality are the properties of ultrasonic sounds which makes them useful.
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संबंधित प्रश्न
Complete the following sentence:
Ultrasound is of frequency ___________.
Complete the following sentence:
Bats can produce and hear ___________ sound.
Name the sound of the frequency given below:
10 Hz
State the approximate speed of ultrasound in air.
State two applications of ultrasound.
A man can hear the sound of frequency :
Sonar makes use of :
Ultraviolet radiation has a wavelength of 300Å. If the velocity of the electromagnetic wave is 3 × 108 ms-1. Calculate:
- frequency
- time period.
Does SONAR make use of infrasonic sound?
What are infrasonic and ultrasonic sounds?
