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Alex17521 [72]
3 years ago
13

Which has frequency below the audible range? (a) Ultrasonic (b) Supersonic (c) Infrasonic (d) All of these

Physics
1 answer:
EastWind [94]3 years ago
8 0

Answer:

option (c)

Explanation:

The frequency ranges for infrasonic is below 20 Hz.

The frequency ranges for audible is 20 Hz to 20000 Hz.

The frequency ranges for ultrasonic is above 20000 Hz.

So, infrasonic have frequency below the audible range. We cannot hear this frequency.

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Two equal point charges QQQ are separated by a distance ddd. One of the charges is released and moves away from the other due on
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Explanation:

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