পদার্থবিজ্ঞান প্রশ্ন

An aluminium rod is 20.0 cm long at 20°C and has a mass of 350 g. If 10,000 J of energy is added to the rod by heat, what is the change in length of the rod? (Coefficient of linear expansion of aluminium is 24 x 10-6 (°C)-1 and specific heat is 900 J. kg-1°C.