Physics · Illumination and Lamps
________ lamps typically consist of an inner discharge tube and an outer evacuated glass envelope containing sodium.
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1Sodium vapour lamp✓
- 2Fluorescent lamp
- 3High pressure mercury vapour lamp
- 4Both sodium and fluorescent lamps
Correct answer
Sodium vapour lamp
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