Question $3$

$1$ pts

A Carnot engine operates between two reservoirs with unknown temperatures. If the Carnot engine operates at efficiency, what is the ratio of the absolute temperatures of the reservoirs, $\frac{T_C}{T_h}?$

$0\mathrm{.}33$

$0\mathrm{.}67$

$0\mathrm{.}0025$

$0\mathrm{.}0012$