test3_F05_solutions

test3_F05_solutions - ECE211 — 001 Test #3 November 2,...

Info iconThis preview shows pages 1–6. Sign up to view the full content.

View Full Document Right Arrow Icon
Background image of page 1

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Background image of page 2
Background image of page 3

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Background image of page 4
Background image of page 5

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Background image of page 6
This is the end of the preview. Sign up to access the rest of the document.

Unformatted text preview: ECE211 — 001 Test #3 November 2, 2005 Piint Name Re” 2 By signing I am stating that I have taken this quiz in accordance with the NCSU honor code. Signature 1. For the circuit above, find the input impedance. State Whether the equivalent impedance is inductive or capacitive and Why. ' v eatmm L. a m KVL LQJEJr -\/ +3303 — J20 (CV/0+ \ok3/Q = O V: —\)'Z+‘5/2, : 2éob(\<0> gay :51 3‘1 l/Sbo F 1/5 H 6cos(100t)V a VR :9” 1/ of 0 DOC/50a 2. For the circuit above, find the steady state current, VR(t). -33’ K52,0 - 3’: no; 120<0° V @129} 3. a) Find the power factor of the load above. Include leading or lagging. « C053 ‘2le i, +J‘Z. " LIL-3‘2) +32 = “All? +\)’ Z. Lliyl * l3?) : ~J\Z—U‘US> .Z' 3 3(0—3l2 re 3 IO 4'le H 3A0 +3038 4 g 2 Tom" 0973.9 2 12.53” b) Determine the reactive power delivered to the load. 6 361051 @533 9% J IOU/L3 ;J Y + , _d v fit 5cos(10t)V IOU/mi) 1/100F 4. For the circuit above, convert to the frequency domain. Define the direction of current through the 2 inductors and write 2 equations with 2 unknowns. The 2 unknowns should be the currents through the 2 inductors. Do not solve. J30 3 51L ~ -— +23”: I'xotiwxhzo KVL OUT 3 —5 +J$QAA+J>12 \ J r _ ' A _— F: KVL “S +Sggit+AfiZJi JZOLZ \I (Z or? 3\ 2cos(100t) V 5 For the circuit above, find the current, i(t). KVL L9H: .— Zr, 5 [21:2,] +\/I + 5311 T. Q L(0:2. +\}1 ’5 Z. Km. (an ~ 3m: 2. — Zvr 13501" 2‘0 V; : firs flight ‘DMD‘i «\I _ ISIL'jzsil : Z. _ -—————-——-—-—Z -= o§mb4LkSo I2” 2,5325 ° cg; m = com cub QELHXLEZ ...
View Full Document

This note was uploaded on 03/31/2008 for the course ECE 211 taught by Professor Ceciliatownsend during the Spring '08 term at N.C. State.

Page1 / 6

test3_F05_solutions - ECE211 — 001 Test #3 November 2,...

This preview shows document pages 1 - 6. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online