Solve the Problem $V = \cos 2 \pi t$ , Where $t$

question 74

Multiple Choice

Solve the problem.
-In an electric circuit, the electromotive force is defined as $V = \cos 2 \pi t$ , where $t$ is time in seconds. Solve the equation for $\mathrm { t }$ .

• A) \(t = \frac { 1 } { 2 \pi } \cos V\)
• B) \(t = 2 \pi \cos V\)
• C) \(t = \frac { 1 } { 2 \pi } \arccos V\)
• D) \(t = 2 \pi \arccos V\)

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