Let the electric field part of an electromagnetic wave is E = {(2.3 N/C) cos [(1.2 rad/m) γ + (2.4 × 10 8 rad/s) t]} i^{^}. Compute the value of wavelength, frequency and the amplitude of the magnetic field part of the wave respectively?

Correct Answer is : 5.23,3.82 × 107 and 0.76 × 10-8

5.23,2.82 × 10 7 and 1.76 × 10 -8

3.23,2.82 × 107 and 0.76 × 10-8

5.23,3.82 × 107 and 0.76 × 10-8

3.23,3.82 × 107 and 1.76 × 10-6

AAI ATC Junior Executive 25 Mar 2021 Shift 3 Paper

Question : 98 of 120

Marks: +1, -0

Let the electric field part of an electromagnetic wave is E = {(2.3 N/C) cos [(1.2 rad/m) γ + (2.4 × 10⁸ rad/s) t]}

i↖{^}

. Compute the value of wavelength, frequency and the amplitude of the magnetic field part of the wave respectively?

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