Discuss Forum

1. কোনটি তড়িৎ চৌম্বকীয় তরঙ্গ নয়?

  • A. Radio wave
  • B. Radio wave
  • C. Radio wave
  • D. Radio wave

Answer: Option D

Explanation:

Post your comments here:

Name:
Mobile:
Email:(Optional)

» Your comments will be displayed only after manual approval.