Different degrees of hunger || #shorts

The part of the brain where the centre for hunger and thirst is located is

The rate of cooling of a substance in moving air is proportional to the difference of temperatures of the substance and the air. A substance cools from 36 degree celsius to 34 degree celsius in 15 minutes. Find when the substance will have the temperature 32 degree celsius , it being known that the constant temperature of air is 30 degree celsius.

The terminal potential difference of a cell when short-circuited is (E = E.M.F. of the cell)

To economists, the main difference between short run and long run is that: