The speed of electromagnetic waves in va...

The speed of electromagnetic waves in vacuum is

`sqrtin_0mu_0`

`1/sqrtin_0mu_0`

`in_0mu_0`

`1/in_0mu_0`

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Suppose that the electric field part of an electromagnetic wave in vacuum is vecE=[(3.1 N.C^(-1)) "cos"{1.8 "rad" .m^(-1))y+(5.4xx10^6 "rad". s^(-1) ) t}]hati What is the amplitude of the magnetic field part of the wave?

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Suppose that the electric field part of an electromagnetic wave in vacuum is vecE=[(3.1 N.C^(-1)) "cos"{1.8 "rad" .m^(-1))y+(5.4xx10^6 "rad". s^(-1) ) t}]hati What is the direction of propagation?

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During the propagation of electromagnetic wave in vacuum, the electric field vecE and the magnetic field vecB at each point - (A) Are mutually perpendicular. (B) Are in same phase. (C) Carry equal amount of energy by dividing average energy of the wave between them. (D) The ratio of amplitude of these fields is equal to the speed of light.

UNITED BOOK HOUSE-QUESTION PAPER 2016-EXERCISE

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