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Sahay Sir > Question Answers > Cengage JEE Mains Physics by B.M Sharma > Chapter 13 - Thermal Expansion, Calorimetry and Transmission of Heat > The earth receives on its surface radiation from the sun at the rate of 1400 W/m^2. The distance of the centre of the sun from the surface of the earth is 1.5 * 10^11 m and the radius of the sun is 7×10^8m. Treating the sun as a black body, it follows from the above data that its surface temperature is

The earth receives on its surface radiation from the sun at the rate of 1400 W/m^2. The distance of the centre of the sun from the surface of the earth is 1.5 * 10^11 m and the radius of the sun is 7×10^8m. Treating the sun as a black body, it follows from the above data that its surface temperature is

The rates of cooling of two different liquids put in exactly similar calorimeters and kept in identical surroundings are the same if