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Electrical mathQuestion 1502 of 1506

A load has an apparent power of 8 kVA and a power-triangle phase angle of 25 degrees. What is the reactive power?

  1. 18.9 kvar
  2. 3.38 kvar
  3. 3.73 kvar
  4. 7.25 kvar
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Correct answer: 3.38 kvar

Q = S × sin θ = 8 × sin 25° = 3.38 kvar. Q is the side opposite the angle.

Source: Computed, 11.2: True, Reactive, and Apparent Power

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Questions last reviewed: 18 October 2026