■解答
(あ) \(\displaystyle\frac{nRT}{SL}\) (い) \(nC_V\Delta T\) (う) \(0\)
(え) \(\displaystyle\frac{nRT}{L}\) (お) ②③ (か) ①
(き) \(\Delta Q+AT(L-L_0)\Delta L\) (く) \(\displaystyle\frac{AT(L-L_0)\Delta L}{K}\)
問１：略
(け) \(-\displaystyle\frac{1}{2}AT_A(L_1+L_2-2L_0)(L_2-L_1)\)
(こ) \(-\displaystyle\frac{T_B}{T_A}\) (さ) \(0\) (し) ①
問２：略
■解説
