O

Omveer • 5.26K Points
Tutor III Physics

Q. In an electric bulb, a little nitrogen or argon is introduced at low pressure to

  • (A) cool the hot filament
  • (B) increase brightness of the filament
  • (C) withstand atmospheric pressure
  • (D) prevent evaporation of the filament
  • Correct Answer - Option(D)
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  • Filed under category Physics

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