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प्रश्न
A mixture of ____________ is filled in electric bulb to increase life of filament.
विकल्प
neon and hydrogen
argon and nitrogen
helium and oxygen
helium and nitrogen
MCQ
रिक्त स्थान भरें
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उत्तर
A mixture of argon and nitrogen is filled in electric bulb to increase life of filament.
shaalaa.com
Compounds of Xenon
क्या इस प्रश्न या उत्तर में कोई त्रुटि है?
