Anonymous
Anonymous asked in Science & MathematicsPhysics · 10 years ago

The intensity of moonlight when it reaches the Earth's surface is approximately 0.025 W/m2 (for a full moon). ?

The intensity of moonlight when it reaches the Earth's surface is approximately 0.025 W/m2 (for a full moon). What is the amplitude of the associated electric field?

What is the amplitude of the associated magnetic field?

1 Answer

Relevance
  • 10 years ago
    Favorite Answer

    E field amplitude = √(240π*Intensity)

    Therefore ... √(240π*.025) = 4.34 V/m

    B field amplitude = E / c

    Therefore ... (4.34 V/m) / (3e8) = 1.44e-8 T

Still have questions? Get your answers by asking now.