AP Physics 1hardmcq1 pt
A 0.50 kg mass oscillates with period 1.0 s (π² ≈ 10). The spring constant is about
A.20 N/m
B.2.0 N/m
C.200 N/m
D.0.50 N/m
Explanation
Core Concept
k = 4π²m/T² = 4(10)(0.50)/1 = 20 N/m.
Correct Answer
A20 N/m
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