187- The position–time graph of a simple oscillator is shown in the figure below. If the maximum speed of the oscillator at the moment of passing through the center of oscillation is $2\pi\,\dfrac{\text{m}}{\text{s}}$, what is the velocity–time equation in SI? [Figure: position–time graph of simple harmonic motion with amplitude $A$ and $-\dfrac{\sqrt{3}}{2}A$, period approximately $\dfrac{1}{24}$ s] (1) $V = 2\pi\cos 20\pi t$ (2) $V = 4\pi\cos 20\pi t$ (3) $V = 2\pi\cos 40\pi t$ (4) $V = 4\pi\cos 40\pi t$ \begin{flushright} Calculation space \end{flushright} %% Page 18 Physics120-CPage 17
\textbf{187-} The position–time graph of a simple oscillator is shown in the figure below. If the maximum speed of the oscillator at the moment of passing through the center of oscillation is $2\pi\,\dfrac{\text{m}}{\text{s}}$, what is the velocity–time equation in SI?
\textit{[Figure: position–time graph of simple harmonic motion with amplitude $A$ and $-\dfrac{\sqrt{3}}{2}A$, period approximately $\dfrac{1}{24}$ s]}
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(1) $V = 2\pi\cos 20\pi t$\\
(2) $V = 4\pi\cos 20\pi t$\\
(3) $V = 2\pi\cos 40\pi t$\\
(4) $V = 4\pi\cos 40\pi t$
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\textit{Calculation space}
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