Question

Define briefly calorific .

Answer 1

Answer:

The caloric theory is an obsolete scientific theory that heat consists of a self-repellent fluid called caloric that flows from hotter bodies to colder bodies. Caloric was also thought of as a weightless gas that could pass in and out of pores in solids and liquids. The "caloric theory" was superseded by the mid-19th century in favor of the mechanical theory of heat, but nevertheless persisted in some scientific literature—particularly in more popular treatments—until the end of the 19th century.[

Explanation:

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Answer 2

Answer:

the amount of heat released by a unit weight or unit volume of a substance during complete combustion.