Which one among the following waves bats use to detect the obstacles in their flying path?

Infrared waves

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Electromagnetic waves

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Ultrasonic waves

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Radio waves

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Solution

The correct option is B Ultrasonic waves
Bats use Ultrasonic waves to detect the obstacles in their flying path. Ultrasonic waves have frequency greater than 20kHz and are inaudible to humans. The reason that bats use ultrasound is because it has such a high frequency and it has a low diffraction or it bends less.

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Similar questions

To detect the obstacles in their path, bats produce :

(a) infrasonic waves (b) ultrasonic waves

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