Physics 9702 · AS & A Level · Specific heat capacity and specific latent heat

Specific heat capacity and specific latent heat — practice question

(a)[2]

Define what is meant by specific heat capacity.

(b(i))[3]

State three conclusions that can be obtained from Fig. 2.1. The conclusions may be qualitative or quantitative.

(b(ii))[3]

The ratio $\frac{\text{mass of block Y}}{\text{mass of block X}}$ is equal to $1.3$. The metal in block Y has a specific heat capacity of $901\,\text{J kg}^{-1}\text{ K}^{-1}$. Find the specific heat capacity of the metal in block X.

(i)[3]

State three conclusions that can be obtained from Fig. 2.1. The conclusions may be qualitative or quantitative.

(ii)[3]

The ratio $\dfrac{\text{mass of block Y}}{\text{mass of block X}}$ is equal to $1.3$. The metal in block Y has a specific heat capacity of $901\,\text{J kg}^{-1}\text{K}^{-1}$. Determine the specific heat capacity of the metal in block X.

Worked solution & mark scheme

This 14-mark question has a full step-by-step worked solution and mark scheme. One marking point: Thermal energy required per unit mass for a temperature change

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