Question

Intensity of sunlight is observed as 0.092 Wm^–2 at a point in free space. What will be the peak value of magnetic field at that point ?

(ε₀ = 8.85 × 10^–12C²N^–1m^–2)

(1) 2.77 × 10^–8 T

(2) 1.96 × 10^–8 T

(3) 8.31 T

(4) 5.88 T

Answer 1

Correct option is (1) 2.77 x 10^-8 T