Physics · Optics
Light is produced in electric discharge lamps primarily through which of the following phenomena?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
Share:
- 1Incandescence of carbon electrodes
- 2Ionisation in a gas or vapour✓
- 3Heating effect of current
- 4Magnetic effect of current
Correct answer
Ionisation in a gas or vapour
Download Single Question PDF
Save this question and verified answer as a clean study sheet with live clickable link.
👥
Share with Friends & Study Groups
Challenge your peer aspirants on WhatsApp or Telegram to solve this question!
Online Test Series
Start Free Mock Test →Preparing for Physics?
Practice full-length mock tests with real exam timers, instant score analysis, and all-India ranking.
Chapter Practice
Practice Optics MCQs →Want more practice questions on Optics?
Solve complete topic-wise tests with detailed solutions on GkGet.
Related Practice Questions
Recommended practice questions in Physics · Optics