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A plane electromagnetic wave having a frequency v = 23.9 GHz propagates along the positive z−direction in free space. The peak value of the electric field is 60 V/m. Which among the following is the acceptable magnetic field component in the electromagnetic wave?

a)

  = 0sin(0.5103x+1.51011t)

b)

 = sin(0.5×103z+1.5×1011t)

c)

 = )

d)

= sin(1.5×102x+1.5×1011t)



Question ID - 51625 | SaraNextGen Top Answer

A plane electromagnetic wave having a frequency v = 23.9 GHz propagates along the positive z−direction in free space. The peak value of the electric field is 60 V/m. Which among the following is the acceptable magnetic field component in the electromagnetic wave?

a)

  = 0sin(0.5103x+1.51011t)

b)

 = sin(0.5×103z+1.5×1011t)

c)

 = )

d)

= sin(1.5×102x+1.5×1011t)

1 Answer
127 votes
Answer Key / Explanation : (c) -

 

v = 23.9

   =

                       = 1.5  

Since,     ⇒  =

                                              =0.5  103

   = )

127 votes


127