Answer to Question #250260 in Physics for Falah

Question

A simple pendulum with a frequency of 0.046 Hz is as long as the largest known specimen of Pacific giant seaweed. What is this length

Answer 1

The largest known specimen of Pacific giant seaweed is of length 60m (see https://www.guinnessworldrecords.com/world-records/66403-longest-seaweed). Thus, the length of the pendulum must be 60m.

Answer. 60m.