Physics · Thermal and Electrical Properties
एक उद्दीप्त प्रकाश बल्ब (incandescent light bulb) का फिलामेंट मुख्य रूप से किस पदार्थ का बना होता है?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1टंगस्टन✓
- 2तांबा (copper)
- 3सिलिकॉन
- 4पारा (mercury)
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टंगस्टन
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