Q: What physical quantity does the variable Q(p, f) represent in the heat equation?

A Temperature
B Pressure
C Heat generation rate
D Chemical composition

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Answer: C

Explanation:

In the heat equation, the variable Q(p, f) represents the heat generation rate per unit of volume and time in the neighborhood of point p at time f. It accounts for the amount of heat being generated through processes like chemical reactions.

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Q: What physical quantity does the variable Q(p, f) represent in the heat equation?

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