Use the Formula $\frac { 1 } { C } = \frac { 1 } { C _ { 1 } } + \frac { 1 } { C _ { 2 } } + \frac { 1 } { C _ { 3 } }$

question 210

Multiple Choice

Use the formula $\frac { 1 } { C } = \frac { 1 } { C _ { 1 } } + \frac { 1 } { C _ { 2 } } + \frac { 1 } { C _ { 3 } }$ . Given $c = 4.75 \times 10 ^ { - 9 } \quad F$ , $C _ { 1 } = 5.78 \times 10 ^ { - 8 } F$ and $C _ { 3 } = 7.19 \times 10 ^ { - 9 } \quad F$ . Find $C _ { 2 }$ .

• A) \(C _ { 2 } = 3.15 \times 10 ^ { - 9 } \quad F\)
• B) \(C _ { 2 } = 1.85 \times 10 ^ { - 8 } \quad F\)
• C) \(C _ { 2 } = 5.15 \times 10 ^ { - 9 } \quad F\)
• D) \(C _ { 2 } = 2.95 \times 10 ^ { - 8 } \quad F\)
• E) \(C _ { 2 } = 1.39 \times 10 ^ { - 8 } \quad F\)

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