Audible and Inaudible Sounds

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Audible and Inaudible Sounds: Overview

This Topic covers sub-topics such as Ultrasonic Sound, Infrasonic Sound, Audible Range and, Various Applications of Ultrasound

Important Questions on Audible and Inaudible Sounds

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What is the human audible range?

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Which of the following is an application of ultrasound?

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One of the following can hear infrasound. This one is -

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Which of the following is an application of ultrasound?

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The frequency, which is audible to the human ear is -

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Select the sound wave used in SONAR.

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The limit of audibility is

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Ultrasonic waves gets _____ if there is a flaw or cracks in a metal body.

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For human ear, the range of audible frequencies is roughly from:

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Sounds of frequencies less than about ______ vibrations per second cannot be detected by the human ear.

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Ultrasonic waves are made to reflect from various parts of the heart and form the image of the heart. This technique is called ____________________.

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Ultrasound is _______________ back from the defective locations inside a metal block.

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Which of these use the ultrasound range?

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Sounds of frequencies below 20 Hz are called ____________ sound.

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The frequency which is not audible to the human ear is:

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The human ear can hear sounds having frequency in range:

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Bats detect the obstacles in their path by receiving the reflected ______.