Question #5440f
1 Answer
A seconds pendulum is defined as a pendulum whose time period is exactly equal to 2 seconds.
Explanation:
Alternatively seconds pendulum has frequency equal to
If we ignore air resistance, and for small swings we know that, time for one complete oscillation of a pendulum
where
Therefore, length of Seconds pendulum
inserting standard
If someone asks you about a Seconds pendulum on moon, only answer is about its defined time period.