(Solved): The active element of a certain laser is made of a glass rod 31.0 cm long and 1.20 cm in diameter. ...

The active element of a certain laser is made of a glass rod 31.0 cm long and 1.20 cm in diameter. Assume the average coefficient of linear expansion of the glass is equal to 9.00 x 10-6 (°C) 1. The temperature of the rod increases by 60.0°C. (a) What is the increase in its length? cm (b) What is the increase in its diameter? cm (c) What is the increase in its volume? cm3 Need Help? Read it Master it