AP EAMCET Medical 25 Sep 2020 Shift 1 Paper

Question : 84 of 160

Marks: +1, -0

Two hot bodies B1 and B2 2 have temperatures 100 °C and 80 °C respectively at time t = 0 , The temperature of the surroundings is 40 °C. The ratio of the respective rates of cooling R1 and R2 of these two bodies at t =0 is