📢 Too many exams? Don’t know which one suits you best? Book Your Free Expert 👉 call Now!

  • google app store apple app store
  • ✖

      Question

      Inactive Nitrogen and Argon gases are usually used in

      electric bulbs in order to
      A Increase the intensity of light emitted Correct Answer Incorrect Answer
      B Increase the life of the filament Correct Answer Incorrect Answer
      C Make the emitted light coloured Correct Answer Incorrect Answer
      D Make the production of bulb economical Correct Answer Incorrect Answer

      Solution

      The inert gas within the bulb prevents the filament from evaporating. Thus, it increases. 

      Practice Next

      Relevant for Exams:

      ask-question