Heat is always transferred from an object at ______ temperature to an object at ________ temperature.
higher
lower
Hence. heat is always transferred from an object at higher temperature to an object at lower temperature.
On a clear sunny day, an object at temperature T is placed on the top of a high mountain. An identical object at the same temperature is placed at the foot of mountain. If both the objects are exposed to sun-rays for two hours in an identical manner, the object at the top of the mountain will register a temperature