QUESTION 21 2- Suppose a meter stick made of brass and one made of copper are the same length at 20 degree C. What is th
Posted: Sat Jul 02, 2022 7:03 pm
QUESTION 21 2- Suppose a meter stick made of brass and one made of copper are the same length at 20 degree C. What is their difference in length at 100 degree C? Coefficient of linear expansion is 19x10-6 1/degree C for brass and 17x10-6 1/degree C for copper. A) 0.16 mm B) 0.21 mm C) 0.09 mm D) 0.31 mm B C D