Question

A circuit draws 350 W from a 220 V, 60 Hz AC line. The power factor is 0.75 and the current lags the voltage. (a) Find the capacitance of the series capacitor that will result in a power factor of unity. (b) What power will be drawn from the supply line?

Name: a circuit draws 350w from a 220v 60hz ac line the power factor is 075 and the current lags the voltage a find the capacitance of the series capacitor that will result in a power factor of un 49832
Uploaded: 2022-04-17T06:33:33-08:00
Duration: 5 min 20 s
Channel: Sahil Kumar
Description: a circuit draws 350w from a 220v 60hz ac line the power factor is 075 and the current lags the voltage a find the capacitance of the series capacitor that will result in a power factor of un 49832

          A circuit draws 350 W from a 220 V, 60 Hz AC line. The power factor is 0.75 and the current lags the voltage.
(a) Find the capacitance of the series capacitor that will result in a power factor of unity.
(b) What power will be drawn from the supply line?

Added by Lonnie L.

University Physics with Modern Physics

Hugh D. Young 14th Edition

Instant Answer

Solved by Expert Sahil Kumar

04/17/2022

Step 1

Given: Power (P) = 350 W Voltage (V) = 220 V Using the formula: \( R = \frac{V^2}{P} \) Substitute the values: \( R = \frac{220^2}{350} \) Calculate: \( R = 138.29 \, \Omega \) Show more…

Show all steps

Thanks for your feedback!

A circuit draws 350 W from a 220 V, 60 Hz AC line. The power factor is 0.75 and the current lags the voltage. (a) Find the capacitance of the series capacitor that will result in a power factor of unity. (b) What power will be drawn from the supply line?