Question

Three ball (P, Q, R) are joined by a metal rod where P=40°C, Q=80°C, R=40°Ctgen,what will be the direction of flow of heat?
P ——> Q <—— R
P <—— Q ——> R
P ——> Q ——> R
P <—— Q <—— R​

Answer 1

Answer:

P________>Q<_______R