Question
A calorimeter of water equivalent 5×10−3 kg contains 25×10−3 kg of water. It takes 3 minutes to cool from 28∘C to 21∘C. When the same calorimeter is filled with 30×10−3 kg of turpentine oil, then it takes 2 minutes to cool from 28∘C to 21∘C. Find the specific heat of turpentine oil.