Consider a single-phase loadwith an applied voltage
$ v(t)=150 \sqrt{2} \cos \left(\omega t+10^{\circ}\right) $ volts and load current
$ i(t)=5 \sqrt{2} \cos \left(\omega t-50^{\circ}\right) \mathrm{A} $.
(a) Determinethe power triangle.
(b) Find the power factor and specify whether it islagging or leading.
(c) Calculate the reactive power supplied by capacitors in parallel with the load that correctthe power factor to 0.9 lagging.

Question

Consider a single-phase loadwith an applied voltage  
$ v(t)=150 \sqrt{2} \cos \left(\omega t+10^{\circ}\right) $  volts and load current
 $ i(t)=5 \sqrt{2} \cos \left(\omega t-50^{\circ}\right) \mathrm{A} $. 
(a) Determinethe power triangle. 
(b) Find the power factor and specify whether it islagging or leading.
(c) Calculate the reactive power supplied by capacitors in parallel with the load that correctthe power factor to 0.9 lagging.

Quizplus · Accepted Answer

The Answer of Consider a single-phase loadwith an applied voltage  
$ v(t)=150 \sqrt{2} \cos \left(\omega t+10^{\circ}\right) $  volts and load current
 $ i(t)=5 \sqrt{2} \cos \left(\omega t-50^{\circ}\right) \mathrm{A} $. 
(a) Determinethe power triangle. 
(b) Find the power factor and specify whether it islagging or leading.
(c) Calculate the reactive power supplied by capacitors in parallel with the load that correctthe power factor to 0.9 lagging.

Consider a Single-Phase Loadwith an Applied Voltage v(t)=1502cos⁡(ωt+10∘) v(t)=150 \sqrt{2} \cos \left(\omega t+10^{\circ}\right) v(t)=1502​cos(ωt+10∘)

Consider a Single-Phase Loadwith an Applied Voltage $v(t)=150 \sqrt{2} \cos \left(\omega t+10^{\circ}\right)$