Problem P. 4775. (November 2015)
P. 4775. Thin copper and iron strips are riveted together along their length to form a bimetallic strip. The distance between the two strips is 1 mm. The bimetallic strip is flat at the temperature of \(\displaystyle 0\;{}^\circ\)C. What will the radius of the bent strip be at a temperature of \(\displaystyle 200\;{}^\circ\)C?
(4 pont)
Deadline expired on December 10, 2015.
Statistics:
106 students sent a solution. 4 points: 77 students. 3 points: 19 students. 2 points: 5 students. 1 point: 3 students. 0 point: 1 student. Unfair, not evaluated: 1 solutions.
Problems in Physics of KöMaL, November 2015