Length of Pendulum
You see a large crane with a heavy mass hanging from it oscillating slowly back and forth. You decide to time it to see if you can get an approximate length based on the period of oscillation

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Length of Pendulum
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Time about five oscillations of the mass on the end of a large crane. Use that to find the period and length of this pendulum on Earth
Enter Answers
Don't include units
Period (s):
Length (m):