Physics · Thermodynamics
Which of the following statements is true about sensible heat?
- 1It is the amount of energy required to convert liquid refrigerant into vapour refrigerant at constant temperature.
- 2It is the amount of energy needed to increase or decrease the temperature of a substance without changing its phase.✓
- 3It is the molecular energy of a system stored in it because of random motion of the molecules.
- 4It is the amount of energy given to a system to increase its enthalpy without changing temperature.
Correct answer
It is the amount of energy needed to increase or decrease the temperature of a substance without changing its phase.
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