{[ promptMessage ]}

Bookmark it

{[ promptMessage ]}

Hwk_Assign_10

# Hwk_Assign_10 - 7.24(c i L(t = 48.7 sin(ωt 2.74 – 90 o...

This preview shows page 1. Sign up to view the full content.

332: 373 Elements of Electrical Engineering Spring, 2010 Dr. Shoane Homework Assignment #10 Due Friday, 4/23/2010 Problem Selected Answers 7.12 Hint: Find complex impedance to obtain the resistance. (c) Z = 5.56 + j8.31 7.15 Note - pf: current leads voltage in capacitor current lags voltage in inductor (c) i L (t) = 4.2 cos(ωt – 90 o ) 7.18 C = 11 µF
This is the end of the preview. Sign up to access the rest of the document.

Unformatted text preview: 7.24 (c) i L (t) = 48.7 sin(ωt +2.74 – 90 o ) pf = 0.391 Leading 7.27 Hint: Write 2 mesh equations and solve for the mesh currents. P = 105 W 7.31 P = 45.36 W Q = –60 VAR ___________________________________________________________________ ___________________________________________________________________ 1...
View Full Document

{[ snackBarMessage ]}

Ask a homework question - tutors are online