Physics · Illumination and Lamps
When a sodium vapor lamp is turned on, what is its initial discharge color before it vaporizes completely to yield a yellow light?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1Pink / Reddish-pink✓
- 2Bright yellow
- 3Greenish-blue
- 4Pure white
Correct answer
Pink / Reddish-pink
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