[5 W m^{-2}] In an electromagnetic wave, the magnetic field is given byB_y=2*10^{-7}sin(0.5*10^3x+1.5*10^{11

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10th CBSE Maths

In an electromagnetic wave, the magnetic field is given by
$B_y=2*10^{-7}sin(0.5*10^3x+1.5*10^{11}t)T.$
The intensity of e.m. wave is about

2 W $m^{-2}$

5 W $m^{-2}$

6 W $m^{-2}$

10 W $m^{-2}$

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