The mean surface temperature of the sun is estimated to be of the order of

A. 5500°C

B. 4000°C

C. 2000°C

D. 1000°C

Answer: Option A

Solution(By Examveda Team)

The temperature in the photosphere is about 10,000 degrees F (5,500 degrees C). It is here that the sun's radiation is detected as visible light. Sunspots on the photosphere are cooler and darker than the surrounding area.