contestada

An electromagnetic wave in vacuum has an electric field amplitude of 470 V/m. Calculate the amplitude of the corresponding magnetic field.

Respuesta :

Answer:

Magnetic field, B = [tex]B=1.56\times 10^{-6}\ T[/tex]

Explanation:

It is given that,

The amplitude of an electromagnetic wave, E = 470 V/m

We need to find the amplitude of the corresponding magnetic field. The relation between electric and magnetic field is :

[tex]B=\dfrac{E}{c}[/tex]

Where

c is the speed of light

[tex]B=\dfrac{470\ V/m}{3\times 10^8\ m/s}[/tex]

B = 0.00000156

[tex]B=1.56\times 10^{-6}\ T[/tex]

So, the amplitude of the corresponding magnetic field is [tex]1.56\times 10^{-6}\ T[/tex]. Hence, this is the required solution.

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