1.

The expression of reactive power (Pr) is?

A. V<sub>eff</sub>I<sub>m</sub>sinθ
B. V<sub>m</sub>I<sub>m</sub>sinθ
C. V<sub>eff</sub>I<sub>eff</sub>sinθ
D. V<sub>m</sub>I<sub>eff</sub>sinθ
Answer» D. V<sub>m</sub>I<sub>eff</sub>sin‚âà√≠‚Äö√†√®


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