# Problem: The energy flow to the earth from sunlight is about 1.40kW/m2.a) Find the maximum value of the electric field for a sinusoidal wave of this intensity. b) Find the maximum value of the magnetic field for a sinusoidal wave of this intensity. c) The distance from the earth to the sun is about 1.50x1011m. Find the total power radiated by the sun.

###### FREE Expert Solution

a) The intensity of the electric field:

$\overline{){\mathbf{I}}{\mathbf{=}}\frac{\mathbf{1}}{\mathbf{2}}{{\mathbf{\epsilon }}}_{{\mathbf{0}}}{\mathbf{c}}{{{\mathbf{E}}}_{\mathbf{m}\mathbf{a}\mathbf{x}}}^{{\mathbf{2}}}}$

Therefore, the Maximum value of electric field is:

###### Problem Details

The energy flow to the earth from sunlight is about 1.40kW/m2.

a) Find the maximum value of the electric field for a sinusoidal wave of this intensity.

b) Find the maximum value of the magnetic field for a sinusoidal wave of this intensity.

c) The distance from the earth to the sun is about 1.50x1011m. Find the total power radiated by the sun.

What scientific concept do you need to know in order to solve this problem?

Our tutors have indicated that to solve this problem you will need to apply the Intro to Energy concept. You can view video lessons to learn Intro to Energy. Or if you need more Intro to Energy practice, you can also practice Intro to Energy practice problems.