The SI unit of heat is ..................................

Q.1 (A)(i) The SI unit of heat is ..................................

A. Calorie

B. Joule

C. Kcal/kg ºC

D. Cal/g ºC

Doubtly Asked 25 Oct 2026 ssc 10th Save WhatsApp Report

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Answer: B. Joule

Answer: (B) Joule

Heat is a form of energy, so its SI unit is the same as that of energy — the joule (J). The calorie is the older CGS unit (1 cal = 4.18 J); kcal/kg ºC and cal/g ºC are units of specific heat capacity.

Doubtly AI · 25 Oct 2026 AI-verified · Oct 2026 Report

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The SI unit of heat is ..................................

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