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The Time-Averaged Value Of $\cos ^ { 2 } \omega t$

Question 1

Multiple Choice

The time-averaged value of $\cos ^ { 2 } \omega t$ is

A) $\sqrt { 3 }$
B) $\sqrt { 2 }$
C) $1 / \sqrt { 2 }$
D) $1 / 2$

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