Question

In an EM wave traveling west, the B field oscillates up and down vertically and has a frequency of 93.0 kHz and an rms strength of 7.35 x 10-9T

In an EM wave traveling west, the B field oscillates up and down vertically and has a frequency of 93.0 kHz and an rms strength of 7.35 x 10-9T. Assume that the wave travels in free space. 


Part A

What is the frequency of the electric field? 

Part B 

What is the mms strength of the electric field? 

Part C 

What is the direction of its oscillation? 

  • The electric field oscillates along the horizontal north-south line 

  • The electric field oscillates vertically. The electric field oscillates along the horizontal west-east line. 

  • None of the above. 

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