If the velocity of light in free space is 3 × 108 m/sec then the value of wavelength of el....

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If the velocity of light in free space is 3 × 108 m/sec then the value of wavelength of electromagnetic wave of frequency 2 × 106 Hz is 25 x m. Find the value of x. 📲PW App Link - https://bit.ly/YTAI_PWAP 🌐PW Website - https://www.pw.live



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