A

\[T1 = 2T_{2}\]

B

\[T_1 = T_2\]

C

\[T_1 = \frac{1}{2} T_{2}\]

D

\[T_1 = \frac{\sqrt{2}}{2}T_{2}\]

E

\[T_1 = \sqrt{2}T_2\]