ratio of the reaction torques T1 and T2

Question

The compound shaft shown is built-in at the two ends. It is subjected to a twisting moment T at the middle. What is the ratio of the reaction torques T1 and T2 at the ends?

(a)                    (b)

(c)                      (d)

Answer 1

The ratio of reaction of torques at the ends is 1/16