📊 Physics
Q. Sodium vapour lamps glow with yellow colour. This is due to
  • (A) its ability to absorb all other colours except yellow
  • (B) sublimation of sodium to emit yellow colour
  • (C) the low ionisation energy of sodium
  • (D) the emission of excess energy absorbed by sodium atoms, in the yellow region of the spectrum
✅ Correct Answer: (D) the emission of excess energy absorbed by sodium atoms, in the yellow region of the spectrum

You must be Logged in to update hint/solution

💬 Discussion

📊 Question Analytics

👁️
498
Total Visits
📽️
4 y ago
Published
🎖️
Ram Sharma
Publisher
📈
83%
Success Rate