Computer · Communication Systems
उच्च आवृत्ति वाली विद्युत धारा से फीड किए जाने पर निम्नलिखित में से कौन सा उपकरण आउटपुट के रूप में विद्युत चुंबकीय तरंगें प्रदान करता है?
- 1माइक्रोफोन
- 2लाउडस्पीकर
- 3एंटीना✓
- 4एम्प्लीफायर
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