A spring-mass system has mass 4 kg and spring constant 100 N/m. Frequency of SHM:
A5 Hz
B10 Hz
C1.6 Hz
D0.8 Hz
Answer & Solution
Correct answer: D. 0.8 Hz
f = (1/(2π)) × √(k/m) = (1/(2π)) × √(100/4) = (1/(2π)) × 5 ≈ 0.796 ≈ 0.8 Hz.
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