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Sahay Sir > Question Answers > Cengage NEET by C.P Singh > Part 1 > Chapter 22 - Heat Transfer > The sun radiates energy in all directions. The average radiations received on the earth surface from the sun is 1.4 kilowatt/m^2. The average earth-sun distance is 1.5×10^11 meters. The mass lost by the sun per day is.

The sun radiates energy in all directions. The average radiations received on the earth surface from the sun is 1.4 kilowatt/m^2. The average earth-sun distance is 1.5×10^11 meters. The mass lost by the sun per day is.

The temperature of an isolated black body falls from T1 to T2 in time t . Let c be constant.