Question

Which one of the following pairs of physical quantities may be represented in the same unit?

• A. Temperature and mole
• B. Heat and work
• C. Heat and temperature
• D. Specific heat and heat

Answer 1

Answer: (B)

Heat and work

The heat is the amount of energy contained by the particular body. It has the unit as joule. The work is the other hand is also the amount of energy stored in a particular body. Therefore, heat and work are the quantities that have the same unit.

The temperature is measured in degree Celcius or kelvin.

Moles are the number of quantities.

Specific heat has the unit of $J/kg{}^{\circ }C$

Thus, option B is correct.