As Shown in the Figure, an Ac Source Whose Rms $80 \mathrm {~V}$

question 13

Multiple Choice

As shown in the figure, an ac source whose rms voltage is $80 \mathrm {~V}$ is in series with a $100 - \Omega$ resistor and a capacitor whose reactance is $200 \Omega$ at the frequency of the source. What is the rms voltage across the capacitor?

• A) \(74 \mathrm {~V}\)
• B) \(72 \mathrm {~V}\)
• C) \(66 \mathrm {~V}\)
• D) \(68 \mathrm {~V}\)
• E) \(70 \mathrm {~V}\)