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प्रश्न
Name the electromagnetic waves which (i) maintain the Earth’s warmth and (ii) are used in aircraft navigation.
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उत्तर
(i) Infrared rays maintain the earth’s warmth.
(ii) Microwaves are used in aircraft navigation due to their short wavelength.
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या प्रश्नात किंवा उत्तरात काही त्रुटी आहे का?
