For the Simple Harmonic Motion Described by the Trigonometric Function $d = \frac { 1 } { 4 } \cos 20 \pi t$

question 115

Multiple Choice

For the simple harmonic motion described by the trigonometric function, find the maximum displacement. $d = \frac { 1 } { 4 } \cos 20 \pi t$

• A) \(\frac { 1 } { 20 }\)
• B) \(\frac { 20 } { 4 }\)
• C) \(\frac { 1 } { 4 }\)
• D) \(\frac { 4 } { 20 }\)
• E) \(20\)

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