Question

A certain freezing process require that room temperature be lowered from 40°c at the rate if 5°c every hour. What will be the room temperature 10 hours after the process beings ?

Answer 1

Initial temperature = 40
Rate of decrease in temperature = 5
Temperature decrease in 10 hrs = 5 x 10 = 50
Temperature after 10 hrs = 40 - 50 = -10