Question

When in thermal contact, the quantity of heat lost by the hotter body is ...... the amount of heat gained by the colder body. (neglect loss of heat due to convection & radiation)

• A. Equal to
• B. Greater than
• C. Less than
• D. Cannot say

Answer 1

The correct option is A Equal to

When in thermal contact, the quantity of heat lost by the hotter body is equal to the amount of heat gained by the colder body. (neglect loss of heat due to convection & radiation)

This is the principle of calorimetry.