Homework Statement
2)Both, a brass tube and the steel rod located inside the brass tube are solidly attached to common end plates A and B at either end.
The respective diameters are :
Do = 5.4 [cm]
Di = 3.0 [cm]
d= 2.8[cm]
Brass:
alpha=19x10^-6/degree celcius
E=210GPa
Steel...