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Phasors - Intro
University of Massachusetts, Lowell
301 Ball Hall
One University Avenue
Lowell, Massachusetts 01854
Phone: (978) 934-3300
Fax: (978) 934-3027
DEPARTMENT OF ELECTRICAL AND COMPUTER ENGINEERING
1Circuits II EECE 2020Phasors - Intro
Phasors - Intro
University of Massachusetts, Lowell
301 Ball Hall
One University Avenue
Lowell, Massachusetts 01854
Phone: (978) 934-3300
Fax: (978) 934-3027
DEPARTMENT OF ELECTRICAL AND COMPUTER ENGINEERING
2Circuits II EECE 2020Phasors - Intro
Phasors - Intro
University of Massachusetts, Lowell
301 Ball Hall
One University Avenue
Lowell, Massachusetts 01854
Phone: (978) 934-3300
Fax: (978) 934-3027
DEPARTMENT OF ELECTRICAL AND COMPUTER ENGINEERING
3Circuits II EECE 2020Phasors - Intro
Phasors - Intro
University of Massachusetts, Lowell
301 Ball Hall
One University Avenue
Lowell, Massachusetts 01854
Phone: (978) 934-3300
Fax: (978) 934-3027
DEPARTMENT OF ELECTRICAL AND COMPUTER ENGINEERING
4Circuits II EECE 2020Phasors - Intro
“f” is also known as “cycles per second”“t” is known as “seconds per cycle”
“f” is the “cyclic frequency”“ω” is the “angular frequency”
Phasors - Intro
University of Massachusetts, Lowell
301 Ball Hall
One University Avenue
Lowell, Massachusetts 01854
Phone: (978) 934-3300
Fax: (978) 934-3027
DEPARTMENT OF ELECTRICAL AND COMPUTER ENGINEERING
5Circuits II EECE 2020Phasors - Intro
Phasors - Intro
University of Massachusetts, Lowell
301 Ball Hall
One University Avenue
Lowell, Massachusetts 01854
Phone: (978) 934-3300
Fax: (978) 934-3027
DEPARTMENT OF ELECTRICAL AND COMPUTER ENGINEERING
6Circuits II EECE 2020Phasors - Intro
Phasors - Intro
University of Massachusetts, Lowell
301 Ball Hall
One University Avenue
Lowell, Massachusetts 01854
Phone: (978) 934-3300
Fax: (978) 934-3027
DEPARTMENT OF ELECTRICAL AND COMPUTER ENGINEERING
7Circuits II EECE 2020Phasors - Intro
Head start => It “leads”!
Phasors - Intro
University of Massachusetts, Lowell
301 Ball Hall
One University Avenue
Lowell, Massachusetts 01854
Phone: (978) 934-3300
Fax: (978) 934-3027
DEPARTMENT OF ELECTRICAL AND COMPUTER ENGINEERING
8Circuits II EECE 2020Phasors - Intro
Phasors - Intro
University of Massachusetts, Lowell
301 Ball Hall
One University Avenue
Lowell, Massachusetts 01854
Phone: (978) 934-3300
Fax: (978) 934-3027
DEPARTMENT OF ELECTRICAL AND COMPUTER ENGINEERING
9Circuits II EECE 2020Phasors - Intro
Phasors - Intro
University of Massachusetts, Lowell
301 Ball Hall
One University Avenue
Lowell, Massachusetts 01854
Phone: (978) 934-3300
Fax: (978) 934-3027
DEPARTMENT OF ELECTRICAL AND COMPUTER ENGINEERING
10Circuits II EECE 2020Phasors - Intro
Phasors - Intro
University of Massachusetts, Lowell
301 Ball Hall
One University Avenue
Lowell, Massachusetts 01854
Phone: (978) 934-3300
Fax: (978) 934-3027
DEPARTMENT OF ELECTRICAL AND COMPUTER ENGINEERING
11Circuits II EECE 2020Phasors - Intro
Phasors - Intro
University of Massachusetts, Lowell
301 Ball Hall
One University Avenue
Lowell, Massachusetts 01854
Phone: (978) 934-3300
Fax: (978) 934-3027
DEPARTMENT OF ELECTRICAL AND COMPUTER ENGINEERING
12Circuits II EECE 2020Phasors - Intro
Phasors - Intro
University of Massachusetts, Lowell
301 Ball Hall
One University Avenue
Lowell, Massachusetts 01854
Phone: (978) 934-3300
Fax: (978) 934-3027
DEPARTMENT OF ELECTRICAL AND COMPUTER ENGINEERING
13Circuits II EECE 2020Phasors - Intro
Phasors - Intro
University of Massachusetts, Lowell
301 Ball Hall
One University Avenue
Lowell, Massachusetts 01854
Phone: (978) 934-3300
Fax: (978) 934-3027
DEPARTMENT OF ELECTRICAL AND COMPUTER ENGINEERING
14Circuits II EECE 2020Phasors - Intro
Phasors - Intro
University of Massachusetts, Lowell
301 Ball Hall
One University Avenue
Lowell, Massachusetts 01854
Phone: (978) 934-3300
Fax: (978) 934-3027
DEPARTMENT OF ELECTRICAL AND COMPUTER ENGINEERING
15Circuits II EECE 2020Phasors - Intro
All 4 statements say the same thing in slightly different ways.
Phasors - Intro
University of Massachusetts, Lowell
301 Ball Hall
One University Avenue
Lowell, Massachusetts 01854
Phone: (978) 934-3300
Fax: (978) 934-3027
DEPARTMENT OF ELECTRICAL AND COMPUTER ENGINEERING
16Circuits II EECE 2020Phasors - Intro
10mS happens to be exactly 1 cycle!
Phasors - Intro
University of Massachusetts, Lowell
301 Ball Hall
One University Avenue
Lowell, Massachusetts 01854
Phone: (978) 934-3300
Fax: (978) 934-3027
DEPARTMENT OF ELECTRICAL AND COMPUTER ENGINEERING
17Circuits II EECE 2020Phasors - Intro
Phasors - Intro
University of Massachusetts, Lowell
301 Ball Hall
One University Avenue
Lowell, Massachusetts 01854
Phone: (978) 934-3300
Fax: (978) 934-3027
DEPARTMENT OF ELECTRICAL AND COMPUTER ENGINEERING
18Circuits II EECE 2020Phasors - Intro
Phasors - Intro
University of Massachusetts, Lowell
301 Ball Hall
One University Avenue
Lowell, Massachusetts 01854
Phone: (978) 934-3300
Fax: (978) 934-3027
DEPARTMENT OF ELECTRICAL AND COMPUTER ENGINEERING
19Circuits II EECE 2020Phasors - Intro
Phasors - Intro
University of Massachusetts, Lowell
301 Ball Hall
One University Avenue
Lowell, Massachusetts 01854
Phone: (978) 934-3300
Fax: (978) 934-3027
DEPARTMENT OF ELECTRICAL AND COMPUTER ENGINEERING
20Circuits II EECE 2020Phasors - Intro
Phasors - Intro
University of Massachusetts, Lowell
301 Ball Hall
One University Avenue
Lowell, Massachusetts 01854
Phone: (978) 934-3300
Fax: (978) 934-3027
DEPARTMENT OF ELECTRICAL AND COMPUTER ENGINEERING
21Circuits II EECE 2020Phasors - Intro
Phasors - Intro
University of Massachusetts, Lowell
301 Ball Hall
One University Avenue
Lowell, Massachusetts 01854
Phone: (978) 934-3300
Fax: (978) 934-3027
DEPARTMENT OF ELECTRICAL AND COMPUTER ENGINEERING
22Circuits II EECE 2020Phasors - Intro
Phasors - Intro
University of Massachusetts, Lowell
301 Ball Hall
One University Avenue
Lowell, Massachusetts 01854
Phone: (978) 934-3300
Fax: (978) 934-3027
DEPARTMENT OF ELECTRICAL AND COMPUTER ENGINEERING
23Circuits II EECE 2020Phasors - Intro
Phasors - Intro
University of Massachusetts, Lowell
301 Ball Hall
One University Avenue
Lowell, Massachusetts 01854
Phone: (978) 934-3300
Fax: (978) 934-3027
DEPARTMENT OF ELECTRICAL AND COMPUTER ENGINEERING
24Circuits II EECE 2020Phasors - Intro
Phasors - Intro
University of Massachusetts, Lowell
301 Ball Hall
One University Avenue
Lowell, Massachusetts 01854
Phone: (978) 934-3300
Fax: (978) 934-3027
DEPARTMENT OF ELECTRICAL AND COMPUTER ENGINEERING
25Circuits II EECE 2020Phasors - Intro
Phasors - Intro
University of Massachusetts, Lowell
301 Ball Hall
One University Avenue
Lowell, Massachusetts 01854
Phone: (978) 934-3300
Fax: (978) 934-3027
DEPARTMENT OF ELECTRICAL AND COMPUTER ENGINEERING
26Circuits II EECE 2020Phasors - Intro
Phasors - Intro
University of Massachusetts, Lowell
301 Ball Hall
One University Avenue
Lowell, Massachusetts 01854
Phone: (978) 934-3300
Fax: (978) 934-3027
DEPARTMENT OF ELECTRICAL AND COMPUTER ENGINEERING
27Circuits II EECE 2020Phasors - Intro
Phasors - Intro
University of Massachusetts, Lowell
301 Ball Hall
One University Avenue
Lowell, Massachusetts 01854
Phone: (978) 934-3300
Fax: (978) 934-3027
DEPARTMENT OF ELECTRICAL AND COMPUTER ENGINEERING
28Circuits II EECE 2020Phasors - Intro
Phasors - Intro
University of Massachusetts, Lowell
301 Ball Hall
One University Avenue
Lowell, Massachusetts 01854
Phone: (978) 934-3300
Fax: (978) 934-3027
DEPARTMENT OF ELECTRICAL AND COMPUTER ENGINEERING
29Circuits II EECE 2020Phasors - Intro
Phasors - Intro
University of Massachusetts, Lowell
301 Ball Hall
One University Avenue
Lowell, Massachusetts 01854
Phone: (978) 934-3300
Fax: (978) 934-3027
DEPARTMENT OF ELECTRICAL AND COMPUTER ENGINEERING
30Circuits II EECE 2020Phasors - Intro
Phasors - Intro
University of Massachusetts, Lowell
301 Ball Hall
One University Avenue
Lowell, Massachusetts 01854
Phone: (978) 934-3300
Fax: (978) 934-3027
DEPARTMENT OF ELECTRICAL AND COMPUTER ENGINEERING
31Circuits II EECE 2020Phasors - Intro
Phasors - Intro
University of Massachusetts, Lowell
301 Ball Hall
One University Avenue
Lowell, Massachusetts 01854
Phone: (978) 934-3300
Fax: (978) 934-3027
DEPARTMENT OF ELECTRICAL AND COMPUTER ENGINEERING
32Circuits II EECE 2020Phasors - Intro
Phasors - Intro
University of Massachusetts, Lowell
301 Ball Hall
One University Avenue
Lowell, Massachusetts 01854
Phone: (978) 934-3300
Fax: (978) 934-3027
DEPARTMENT OF ELECTRICAL AND COMPUTER ENGINEERING
33Circuits II EECE 2020Phasors - Intro
Phasors - Intro
University of Massachusetts, Lowell
301 Ball Hall
One University Avenue
Lowell, Massachusetts 01854
Phone: (978) 934-3300
Fax: (978) 934-3027
DEPARTMENT OF ELECTRICAL AND COMPUTER ENGINEERING
34Circuits II EECE 2020Phasors - Intro
Phasors - Intro
University of Massachusetts, Lowell
301 Ball Hall
One University Avenue
Lowell, Massachusetts 01854
Phone: (978) 934-3300
Fax: (978) 934-3027
DEPARTMENT OF ELECTRICAL AND COMPUTER ENGINEERING
35Circuits II EECE 2020Phasors - Intro
Phasors - Intro
University of Massachusetts, Lowell
301 Ball Hall
One University Avenue
Lowell, Massachusetts 01854
Phone: (978) 934-3300
Fax: (978) 934-3027
DEPARTMENT OF ELECTRICAL AND COMPUTER ENGINEERING
36Circuits II EECE 2020Phasors - Intro
Phasors - Intro
University of Massachusetts, Lowell
301 Ball Hall
One University Avenue
Lowell, Massachusetts 01854
Phone: (978) 934-3300
Fax: (978) 934-3027
DEPARTMENT OF ELECTRICAL AND COMPUTER ENGINEERING
37Circuits II EECE 2020Phasors - Intro
Phasors - Intro
University of Massachusetts, Lowell
301 Ball Hall
One University Avenue
Lowell, Massachusetts 01854
Phone: (978) 934-3300
Fax: (978) 934-3027
DEPARTMENT OF ELECTRICAL AND COMPUTER ENGINEERING
38Circuits II EECE 2020Phasors - Intro
Phasors - Intro
University of Massachusetts, Lowell
301 Ball Hall
One University Avenue
Lowell, Massachusetts 01854
Phone: (978) 934-3300
Fax: (978) 934-3027
DEPARTMENT OF ELECTRICAL AND COMPUTER ENGINEERING
39Circuits II EECE 2020Phasors - Intro
Phasors - Intro
University of Massachusetts, Lowell
301 Ball Hall
One University Avenue
Lowell, Massachusetts 01854
Phone: (978) 934-3300
Fax: (978) 934-3027
DEPARTMENT OF ELECTRICAL AND COMPUTER ENGINEERING
40Circuits II EECE 2020Phasors - Intro
Phasors - Intro
University of Massachusetts, Lowell
301 Ball Hall
One University Avenue
Lowell, Massachusetts 01854
Phone: (978) 934-3300
Fax: (978) 934-3027
DEPARTMENT OF ELECTRICAL AND COMPUTER ENGINEERING
41Circuits II EECE 2020Phasors - Intro
Phasors - Intro
University of Massachusetts, Lowell
301 Ball Hall
One University Avenue
Lowell, Massachusetts 01854
Phone: (978) 934-3300
Fax: (978) 934-3027
DEPARTMENT OF ELECTRICAL AND COMPUTER ENGINEERING
42Circuits II EECE 2020Phasors - Intro
Phasors - Intro
University of Massachusetts, Lowell
301 Ball Hall
One University Avenue
Lowell, Massachusetts 01854
Phone: (978) 934-3300
Fax: (978) 934-3027
DEPARTMENT OF ELECTRICAL AND COMPUTER ENGINEERING
43Circuits II EECE 2020Phasors - Intro
Phasors - Intro
University of Massachusetts, Lowell
301 Ball Hall
One University Avenue
Lowell, Massachusetts 01854
Phone: (978) 934-3300
Fax: (978) 934-3027
DEPARTMENT OF ELECTRICAL AND COMPUTER ENGINEERING
44Circuits II EECE 2020Phasors - Intro
Phasors - Intro
University of Massachusetts, Lowell
301 Ball Hall
One University Avenue
Lowell, Massachusetts 01854
Phone: (978) 934-3300
Fax: (978) 934-3027
DEPARTMENT OF ELECTRICAL AND COMPUTER ENGINEERING
45Circuits II EECE 2020Phasors - Intro