Electromagnetic radiations propagate in vacuum with a velocity of _______________ metre/second? December 28, 2020May 3, 2020 by admin Electromagnetic radiations propagate in vacuum with a velocity of _______________ metre/second? A. 3 × 105 B. 3 × 108 (Correct) C. 3 × 1010 D. 3 × 1012
Electromagnetic radiations propagate in vacuum with a velocity of _______________ metre/second? A. 3 × 105 B. 3 × 108 (Correct) C. 3 × 1010 D. 3 × 1012
