The maximum velocity of a particle, executing simple harmonic motion with an amplitude $7\ mm$, is $4.4\ m/s$. The period of oscillation is .... $sec$
AIEEE 2006, Medium
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Maximum velocity,
$v_{\max }=a \omega, \quad v_{\max }=a \times \frac{2 \pi}{T}$
$\Rightarrow T=\frac{2 \pi a}{v_{\max }}=\frac{2 \times 3.14 \times 7 \times 10^{-3}}{4.4} \approx 0.01 s$
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