Apparent power

Tags

• Electronics
• physics
• Electronics formula
• physics formula
• potencia
• AC power and resonance
• resonancia

Detail

Variables

• $P$W
• $Q$var
• $S$VA
• $V,I$RMS (V, A)
• $\theta$rad
• $\omega_0$rad/s
• $R,L,C$Ω, H, F.

Conditions

• RMS sinusoids of the same frequency; passive convention.

Conventions

• W, var, VA or dimensionless

Related formulas

• Related

  Reactive power

  $$Q=VI\sin\theta$$
  Open formulaOpen in section

• Related

  Power triangle

  $$S=\sqrt{P^2+Q^2}$$
  Open formulaOpen in section

• Related

  RMS value of a sinusoid

  $$V_{\mathrm{rms}}=\frac{V_p}{\sqrt{2}}$$
  Open formulaOpen in section

• Related

  Phasor Ohm's law

  $$\underline V=Z\underline I$$
  Open formulaOpen in section