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mooncalled mooncalled
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4 months ago

A pendulum with a bob of mass 150 g has the same period as a thin rod of the same mass and length 42 cm when the rod is pivoted about its end. What is the length of the pendulum?



13 cm



14 cm



21 cm



28 cm

Textbook 
College Physics

College Physics


Edition: 5th
Author:
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mattyca001mattyca001
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4 months ago
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mooncalled Author
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4 months ago
Good timing, thanks!
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Brilliant
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2 hours ago
this is exactly what I needed
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