A simple pendulum, 0.6m long, has a period of 1.5s. What is the period of a similar pendulum of 0.4m length in the same location?
-
\( 1.5 \frac{ \sqrt{2}}{3} \)s
- \( 1.5 \frac{ \sqrt{3}}{2} \)s
- 2.25s
- 1.00s
- 2.00s