A bullet of kinetic energy 125 J strikes a lead block. Half its kinetic energy becomes heat and raises the block temperature by 50°C. If specific heat is 0.1 J g⁻¹ °C⁻¹ and block mass is m grams, find 2m.
Physics · Thermodyanmics · heat and principle of calorimeter
A bullet of kinetic energy 125 J strikes a lead block. Half its kinetic energy becomes heat and raises the block temperature by 50°C. If specific heat is 0.1 J g⁻¹ °C⁻¹ and block mass is m grams, find 2m.