MCQ Practice Question Electromagnetic TheoryEM Wave Numericals A 300 MHz electromagnetic wave propagating in free space has an approximate wavelength of? A0.1 m B0.5 m C1 m D10 m Show AnswerHide AnswerReport an error Correct Answer: C. 1 m Explanation: lambda=c/f=(3×10^8)/(300×10^6)=1 m.Reference: Standard electromagnetic theory: em wave numericals