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Find the reactance of a capacitor (C = 2...

Find the reactance of a capacitor `(C = 200 muF)` when it is connected to (a) `a 10 Hz AC source`, (b) `a 50 Hz AC` source and ( c) `a 500 Hz AC` source.

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To find the reactance of a capacitor when connected to different AC sources, we will use the formula for capacitive reactance: \[ X_C = \frac{1}{\omega C} \] where: - \(X_C\) is the capacitive reactance, ...
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Knowledge Check

  • A 5mu F capacitor is connected to a 200 V, 100 Hz ac source. The capacitive reactance is

    A
    `212 Omega`
    B
    `312 Omega`
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    `318 Omega`
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    `10.58 Omega`
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    `12.64 Omega`
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    `18.85 Omega`
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    `22.67 Omega`
  • If a capacitor of 8 mu F is connected to a 220 V, 100 Hz ac source and the current passing through it is 65 mA, then the rms voltage across it is

    A
    `129.4 V`
    B
    `12.94 V`
    C
    `1.294 V`
    D
    15 V
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