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A sound

Classical Mechanics Level 1

A source is producing 15 oscillations (waves) in 3 seconds. What is its frequency?

15 Hz 5 Hz 0.2 Hz 0.66 Hz

Excel in math and science

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It's hard to learn from lectures and videos

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Our wiki is made for math and science

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including olympiad champions, researchers, and professionals.

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by nandini chaturvedi

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