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Tamil Nadu Board of Secondary EducationHSC Science Class 12

Give any one definition of power factor. - Physics

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Question

Give any one definition of power factor.

Definition

Solution

Power factor is defined as

  1. Power factor = cos Φ = cosine of the angle of lead or leg.
  2. Power factor = `"R"/"Z" = "Resistance"/"Impedance"`
  3. Power factor = `"True power"/"Apparent power"`
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Power in AC Circuit
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Chapter 4: Electromagnetic Induction And Alternating Current - Evaluation [Page 260]

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Samacheer Kalvi Physics - Volume 1 and 2 [English] Class 12 TN Board
Chapter 4 Electromagnetic Induction And Alternating Current
Evaluation | Q II. 20. | Page 260

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