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प्रश्न
What is echocardiography?
एका वाक्यात उत्तर
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उत्तर
Echocardiography is used to obtain the image of the heart by the used of ultrasonic waves.
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संबंधित प्रश्न
Complete the following sentences:
An average person can hear sound of frequencies in the range ______ to _________.
Complete the following sentence:
Bats can produce and hear ___________ sound.
Can you hear the sound produced due to vibrations of a seconds pendulum? Give reasons.
Explain how do bats locate the obstacles and prey in their way.
A man can hear the sound of frequency :
Sonar makes use of :
Name three animals which can hear ultrasonic vibrations.
How do bats locate their prey during a flight?
What are ultrasonic?
State the properties of ultrasound that make it useful.
