12-08-2019
Physics

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how is the speed of em wave in vacuum is determined by the electric and magnetic fields? (DELHI 2017)

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keerthanaarumugam05 keerthanaarumugam05

12-08-2019

Answer:

Alternating magnetic or electric field result propagation in vacuum in form of electromagnetic waves. The speed of the electromagnetic wave was found to be 3 x 10^8 m/s. ... So if a magnetic flux is changing like this then the electric field will circulate around that changing magnetic flux.

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