Physics · Lighting and Illumination
वॉल वाशिंग में उपयोग किया जाने वाला कौन-सा प्रकाश स्रोत संचालन में सबसे कम ऊर्जा-कुशल और सबसे महंगा है?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1इन्कैंडिसेंट (Incandescent / गरमागरम फिलामेंट बल्ब)✓
- 2फ्लोरोसेंट (Fluorescent)
- 3हैलोजन (Halogen)
- 4एलईडी (LED)
सही उत्तर देखें
इन्कैंडिसेंट (Incandescent / गरमागरम फिलामेंट बल्ब)
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