EXERCISE 3
The aluminum rod BC (G = 26 GPa) is bonded to the brass rod AB (G = 39 GPa). Knowing that each rod is solid and has a diameter of 12 mm, determine the angle of twist:
(a) between A and B,
Ans PAB: 14.43
(b) between B and C,
Ans PBC: 32.47
(c) at C,
Ans PC: 46.90