1 Remote Sensing बहुविकल्पीय प्रश्नों का अभ्यास करें, विस्तृत उत्तर और व्याख्या सहित। RAS/RPSC परीक्षा की तैयारी के लिए आदर्श।
Q1. SODAR technology uses which type of waves to profile wind in the atmospheric boundary layer?
Explanation
SODAR (Sound Detection and Ranging) uses acoustic (sound) pulses transmitted skyward, then analyses backscattered sound to create a vertical wind profile of the lower atmosphere — unlike RADAR which uses electromagnetic waves.
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