In the Diagram, the Function Y(t) = Y_msin $\omega$

question 42

Multiple Choice

In the diagram, the function y(t) = y_msin( $\omega$ t) is plotted as a solid curve. The other three curves have the form y(t) = y_msin( $\omega$ t + $\phi$ ) , where $\phi$ is between - $\pi$ /2 and + $\pi$ /2. Rank the curves according to the value of $\phi$ , from the most negative to the most positive.

• A) 1, 2, 3
• B) 2, 3, 1
• C) 3, 2, 1
• D) 1, 3, 2
• E) 2, 1, 3

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