Radio detecting and Ranging(RADAR) is a similar technique is used to estimate position of aircrafts (or) aero planes in the space. Name the electro magnetic waves used in RADAR.
A) Ultrasonic wavesB) MicrowavesC) X-raysD) Ultra-violet waves
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Answer:
ur answer is ultrasonic waves.............
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A -ultrasonic waves
And Is above
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