An LC circuit with inductance L = 2H and capacitance C = 8 μF is connected to an AC source. Find the value of the power factor of combination.

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  1. 8
  2. 2
  3. 10
  4. 0

Answer (Detailed Solution Below)

Option 4 : 0
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Impedance triangle

The power factor is given by:

Since the value of R is not given, so taking R = 0Ω.

cosϕ = 0

Additional Information Power Triangle

The power factor is given by:

where, cosϕ = Power factor

P = Active power

Q = Reactive power

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