Physics · Electromagnetic Waves
मानक टीवी रिमोट कंट्रोल किस सिद्धांत पर काम करते हैं?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1पराश्रव्य तरंगें (Ultrasonic waves)
- 2लेजर तकनीक (Laser technology)
- 3ब्लूटूथ तकनीक (Bluetooth technology)
- 4अवरक्त तरंगें (Infrared waves)✓
सही उत्तर देखें
अवरक्त तरंगें (Infrared waves)
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