A plane electromagnetic sinusodial wave of frequency 25.8 MHz travels in free space. The speed of light is 2.99792 X10^8 m/s. At some point and some instance, the electric field has as value of 666 N/C. Calculate the magnitude of the magnetic field at this point and this instant. Answer in units of T.

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29 Jun 2023

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A plane electromagnetic sinusodial wave of frequency 25.8 MHz travels in free space. The speed of light is 2.99792 X10^8 m/s. Determine the wavelength of the wave in units of m. (b) find the period of the wave.

A plane electromagnetic wave travels in the eastward direction. At one instant the electric field at a given point has a magnitude of 0.60 V/m and points down. What are the magnitude and direction of the magnetic field at this instant? Draw a diagram showing the electric field, the magnetic field, and the direction of propagation.

Part 1) The magnetic field amplitude of an electromagnetic wave is5.4 Ã 10^-6 T.
The speed of light is 2.99792 Ã 10^8 m/s .

Calculate the amplitude of the electric field
if the wave is traveling in free space.
Answer in units of N/C.

Part 2) Calculate the amplitude of the electric field
if the wave is traveling in a medium in which
the speed of the wave is 0.78 c .
Answer in units of N/C.

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