The internal energy of a substance:

Question

The internal energy of a substance: (A) decrease with increase in temperature (B) increase with increase in temperature (C) remains unaffected with change in temperature (D) calculated by E=mc2

Tardigrade Admin · Accepted Answer

The internal energy of a substance always increases with the temperature.

Q. The internal energy of a substance:

decrease with increase in temperature

increase with increase in temperature

remains unaffected with change in temperature

calculated by $E = m c^{2}$

The internal energy of a substance always increases with the temperature.