Electromagnetic Spectrum | MCQs

    Q1: Which one has the longest wavelength?

    سب سے لمبی طول موج کس کی ہے؟
    • A. Blue
    • B. None of these
    • C. Yellow
    • D. Red
✅ Correct: 0 | ❌ Wrong: 0 | 📊 Total Attempted: 0