Q 11-11-029NEETJEE MainEasy
A refrigerator works between $-3°$C and $27°$C. Its maximum possible coefficient of performance is
Answer: (D) $9$
$$\beta = \frac{T_2}{T_1 - T_2} = \frac{270}{300 - 270} = 9$$
Solution by Sreeraj P, M.Sc Physics
A refrigerator works between $-3°$C and $27°$C. Its maximum possible coefficient of performance is
Answer: (D) $9$
$$\beta = \frac{T_2}{T_1 - T_2} = \frac{270}{300 - 270} = 9$$
Solution by Sreeraj P, M.Sc Physics