AP Physics 1mediummcq1 pt
A 2.0 kg mass on a spring of k = 50 N/m oscillates. Its frequency is about (π ≈ 3.14)
A.0.80 Hz
B.5.0 Hz
C.1.3 Hz
D.0.40 Hz
Explanation
Core Concept
f = (1/2π)√(k/m) = (1/6.28)√25 = 5/6.28 ≈ 0.80 Hz.
Correct Answer
A0.80 Hz
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