Coast Guard Exams
Question 314General Subjects - Assistant Engineer70% to pass

What term is defined as the quantity of heat necessary to raise the temperature of a unit mass of a substance one degree?

AI Explanation
The correct answer is D) Specific heat. Specific heat is defined as the quantity of heat necessary to raise the temperature of a unit mass of a substance one degree. This is the correct definition for the term asked about in the question. The other answer choices are incorrect because: A) Specific volume is the volume occupied by a unit mass of a substance. B) Specific gravity is the ratio of the density of a substance to the density of a reference substance. C) Latent heat is the amount of heat required to change a substance from one state to another without a change in temperature.