The illuminance of direct sunlight on Earth is about 10^5 lm/m2.(a) Estimate the luminous flux of the Sun. (b) Estimate theluminous intensity of the Sun. Express your answer using onesignificant figure.
The illuminance of direct sunlight on Earth is about 10^5 lm/m2.(a) Estimate the luminous flux of the Sun. (b) Estimate theluminous intensity of the Sun. Express your answer using onesignificant figure.