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Qus: Which waves are used by artificial satellites for communication?

Qusसंचार के लिए कृत्रिम उपग्रहों द्वारा किन तरंगों का उपयोग किया जाता है?


A. अवरक्त किरणें
B. माइक्रोवेव
C. रेडियो तरंगें
D. एक्स-रे


Solution
B. Microwaves



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