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The Specific Heat Capacity of a Substance a is 3,800jkg – 1 K – 1 and that of a Substance B is 400 – 1 K – 1 . Which of the Two Substances is a Good Conductor of Heat ? Give a Reason for Your Answer. - Physics

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Short Note

The specific heat capacity of a substance A is 3,800 Jkg `"^(–1)K^(–1)` and that of a substance B is 400 `"^(–1)K^(–1)`. Which of the two substances is a good conductor of heat ? Give a reason for your answer.

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Solution

SA = 3,800 Jkg `"^(–1)K^(–1)`
SA = 400 Jkg `"^(–1)K^(–1)`  
B is a good conductor.
∴  The specific heat is less, i.e. amount of heat required to raise the temperature of unit mass of a substance by 1°C is less.

Concept: Calorimetry and Calorimeter
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