A light source radiates 60.0 W of single-wavelength sinusoidal light uniformly in all directions
What is the amplitude of the electric field of this light at a distance of 0.400 m from the bulb? (?0 = 8.85 × 10-12 C2/N ? m2, ?0 = 4? × 10-7 T ? m/A, c = 3.00 × 108 m/s)
A) 162 N/C
B) 212 N/C
C) 82.1 N/C
D) 150 N/C
E) 52.9 N/C
D
Physics & Space Science
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