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Page 1: Electric Currents & Circuits AP – Ch 20 & 21 Teaching LAB YOU teach – Simple Circuit – Series Circuit – Parallel Circuit – Combo Circuit – Kirchoff’s
Page 2: Electric Currents & Circuits AP – Ch 20 & 21 Teaching LAB YOU teach – Simple Circuit – Series Circuit – Parallel Circuit – Combo Circuit – Kirchoff’s

Electric Currents & Circuits

AP – Ch 20 & 21

Page 3: Electric Currents & Circuits AP – Ch 20 & 21 Teaching LAB YOU teach – Simple Circuit – Series Circuit – Parallel Circuit – Combo Circuit – Kirchoff’s

Teaching LAB

• YOU teach–Simple Circuit–Series Circuit–Parallel Circuit–Combo Circuit–Kirchoff’s Laws

Page 4: Electric Currents & Circuits AP – Ch 20 & 21 Teaching LAB YOU teach – Simple Circuit – Series Circuit – Parallel Circuit – Combo Circuit – Kirchoff’s

Ch 20 & 21 Outline

• 1st Half of PPTX– New stuff from OpenStax text

• 2nd Half– My old stuff

Page 5: Electric Currents & Circuits AP – Ch 20 & 21 Teaching LAB YOU teach – Simple Circuit – Series Circuit – Parallel Circuit – Combo Circuit – Kirchoff’s
Page 6: Electric Currents & Circuits AP – Ch 20 & 21 Teaching LAB YOU teach – Simple Circuit – Series Circuit – Parallel Circuit – Combo Circuit – Kirchoff’s

Current

Page 7: Electric Currents & Circuits AP – Ch 20 & 21 Teaching LAB YOU teach – Simple Circuit – Series Circuit – Parallel Circuit – Combo Circuit – Kirchoff’s

Figure 20.2

• The rate of flow of charge is current. An ampere is the flow of one coulomb through an area in one second.

Page 8: Electric Currents & Circuits AP – Ch 20 & 21 Teaching LAB YOU teach – Simple Circuit – Series Circuit – Parallel Circuit – Combo Circuit – Kirchoff’s
Page 9: Electric Currents & Circuits AP – Ch 20 & 21 Teaching LAB YOU teach – Simple Circuit – Series Circuit – Parallel Circuit – Combo Circuit – Kirchoff’s

Note Direction of I…

Page 10: Electric Currents & Circuits AP – Ch 20 & 21 Teaching LAB YOU teach – Simple Circuit – Series Circuit – Parallel Circuit – Combo Circuit – Kirchoff’s

Conventional Current

Physical Current

+

+

-

-

Page 11: Electric Currents & Circuits AP – Ch 20 & 21 Teaching LAB YOU teach – Simple Circuit – Series Circuit – Parallel Circuit – Combo Circuit – Kirchoff’s

exC 181025.61

Page 12: Electric Currents & Circuits AP – Ch 20 & 21 Teaching LAB YOU teach – Simple Circuit – Series Circuit – Parallel Circuit – Combo Circuit – Kirchoff’s

Ohm’s Law

Page 13: Electric Currents & Circuits AP – Ch 20 & 21 Teaching LAB YOU teach – Simple Circuit – Series Circuit – Parallel Circuit – Combo Circuit – Kirchoff’s

Ohm’s Law

• Started as two proportions–I through a RESISTOR V drop–I through a RESISTOR 1/R of resistor

• Put together:

RVI

Page 14: Electric Currents & Circuits AP – Ch 20 & 21 Teaching LAB YOU teach – Simple Circuit – Series Circuit – Parallel Circuit – Combo Circuit – Kirchoff’s
Page 15: Electric Currents & Circuits AP – Ch 20 & 21 Teaching LAB YOU teach – Simple Circuit – Series Circuit – Parallel Circuit – Combo Circuit – Kirchoff’s

Ohmic Material

• Any material where R is independent of I and V– Most metals & common conductors

Page 16: Electric Currents & Circuits AP – Ch 20 & 21 Teaching LAB YOU teach – Simple Circuit – Series Circuit – Parallel Circuit – Combo Circuit – Kirchoff’s
Page 17: Electric Currents & Circuits AP – Ch 20 & 21 Teaching LAB YOU teach – Simple Circuit – Series Circuit – Parallel Circuit – Combo Circuit – Kirchoff’s

Resistivity

Page 18: Electric Currents & Circuits AP – Ch 20 & 21 Teaching LAB YOU teach – Simple Circuit – Series Circuit – Parallel Circuit – Combo Circuit – Kirchoff’s
Page 19: Electric Currents & Circuits AP – Ch 20 & 21 Teaching LAB YOU teach – Simple Circuit – Series Circuit – Parallel Circuit – Combo Circuit – Kirchoff’s
Page 20: Electric Currents & Circuits AP – Ch 20 & 21 Teaching LAB YOU teach – Simple Circuit – Series Circuit – Parallel Circuit – Combo Circuit – Kirchoff’s

Electrical Power

Page 21: Electric Currents & Circuits AP – Ch 20 & 21 Teaching LAB YOU teach – Simple Circuit – Series Circuit – Parallel Circuit – Combo Circuit – Kirchoff’s

Intro Stuff

• Power–Same as regular P, but different

IVPt

qVP

t

WP

Page 22: Electric Currents & Circuits AP – Ch 20 & 21 Teaching LAB YOU teach – Simple Circuit – Series Circuit – Parallel Circuit – Combo Circuit – Kirchoff’s

Intro Stuff

• Power…

WattsR

VV

R

VP

RIIRIP

IVP

2

2)(

Page 23: Electric Currents & Circuits AP – Ch 20 & 21 Teaching LAB YOU teach – Simple Circuit – Series Circuit – Parallel Circuit – Combo Circuit – Kirchoff’s
Page 24: Electric Currents & Circuits AP – Ch 20 & 21 Teaching LAB YOU teach – Simple Circuit – Series Circuit – Parallel Circuit – Combo Circuit – Kirchoff’s
Page 25: Electric Currents & Circuits AP – Ch 20 & 21 Teaching LAB YOU teach – Simple Circuit – Series Circuit – Parallel Circuit – Combo Circuit – Kirchoff’s

Sect 20.6: Hume Bean Hazards

Page 26: Electric Currents & Circuits AP – Ch 20 & 21 Teaching LAB YOU teach – Simple Circuit – Series Circuit – Parallel Circuit – Combo Circuit – Kirchoff’s

Ch 21: Circuits

Page 27: Electric Currents & Circuits AP – Ch 20 & 21 Teaching LAB YOU teach – Simple Circuit – Series Circuit – Parallel Circuit – Combo Circuit – Kirchoff’s
Page 28: Electric Currents & Circuits AP – Ch 20 & 21 Teaching LAB YOU teach – Simple Circuit – Series Circuit – Parallel Circuit – Combo Circuit – Kirchoff’s
Page 29: Electric Currents & Circuits AP – Ch 20 & 21 Teaching LAB YOU teach – Simple Circuit – Series Circuit – Parallel Circuit – Combo Circuit – Kirchoff’s
Page 30: Electric Currents & Circuits AP – Ch 20 & 21 Teaching LAB YOU teach – Simple Circuit – Series Circuit – Parallel Circuit – Combo Circuit – Kirchoff’s
Page 31: Electric Currents & Circuits AP – Ch 20 & 21 Teaching LAB YOU teach – Simple Circuit – Series Circuit – Parallel Circuit – Combo Circuit – Kirchoff’s
Page 32: Electric Currents & Circuits AP – Ch 20 & 21 Teaching LAB YOU teach – Simple Circuit – Series Circuit – Parallel Circuit – Combo Circuit – Kirchoff’s
Page 33: Electric Currents & Circuits AP – Ch 20 & 21 Teaching LAB YOU teach – Simple Circuit – Series Circuit – Parallel Circuit – Combo Circuit – Kirchoff’s
Page 34: Electric Currents & Circuits AP – Ch 20 & 21 Teaching LAB YOU teach – Simple Circuit – Series Circuit – Parallel Circuit – Combo Circuit – Kirchoff’s
Page 35: Electric Currents & Circuits AP – Ch 20 & 21 Teaching LAB YOU teach – Simple Circuit – Series Circuit – Parallel Circuit – Combo Circuit – Kirchoff’s
Page 36: Electric Currents & Circuits AP – Ch 20 & 21 Teaching LAB YOU teach – Simple Circuit – Series Circuit – Parallel Circuit – Combo Circuit – Kirchoff’s
Page 37: Electric Currents & Circuits AP – Ch 20 & 21 Teaching LAB YOU teach – Simple Circuit – Series Circuit – Parallel Circuit – Combo Circuit – Kirchoff’s
Page 38: Electric Currents & Circuits AP – Ch 20 & 21 Teaching LAB YOU teach – Simple Circuit – Series Circuit – Parallel Circuit – Combo Circuit – Kirchoff’s
Page 39: Electric Currents & Circuits AP – Ch 20 & 21 Teaching LAB YOU teach – Simple Circuit – Series Circuit – Parallel Circuit – Combo Circuit – Kirchoff’s
Page 40: Electric Currents & Circuits AP – Ch 20 & 21 Teaching LAB YOU teach – Simple Circuit – Series Circuit – Parallel Circuit – Combo Circuit – Kirchoff’s
Page 41: Electric Currents & Circuits AP – Ch 20 & 21 Teaching LAB YOU teach – Simple Circuit – Series Circuit – Parallel Circuit – Combo Circuit – Kirchoff’s
Page 42: Electric Currents & Circuits AP – Ch 20 & 21 Teaching LAB YOU teach – Simple Circuit – Series Circuit – Parallel Circuit – Combo Circuit – Kirchoff’s
Page 43: Electric Currents & Circuits AP – Ch 20 & 21 Teaching LAB YOU teach – Simple Circuit – Series Circuit – Parallel Circuit – Combo Circuit – Kirchoff’s
Page 44: Electric Currents & Circuits AP – Ch 20 & 21 Teaching LAB YOU teach – Simple Circuit – Series Circuit – Parallel Circuit – Combo Circuit – Kirchoff’s
Page 45: Electric Currents & Circuits AP – Ch 20 & 21 Teaching LAB YOU teach – Simple Circuit – Series Circuit – Parallel Circuit – Combo Circuit – Kirchoff’s

Intro Stuff

• Electromotive Force–emf•Maximum V of battery

• Current–Flow of charge

t

qI

Page 46: Electric Currents & Circuits AP – Ch 20 & 21 Teaching LAB YOU teach – Simple Circuit – Series Circuit – Parallel Circuit – Combo Circuit – Kirchoff’s

Intro Stuff

)(Ampere

As

C

t

qI

Page 47: Electric Currents & Circuits AP – Ch 20 & 21 Teaching LAB YOU teach – Simple Circuit – Series Circuit – Parallel Circuit – Combo Circuit – Kirchoff’s
Page 48: Electric Currents & Circuits AP – Ch 20 & 21 Teaching LAB YOU teach – Simple Circuit – Series Circuit – Parallel Circuit – Combo Circuit – Kirchoff’s

Intro Stuff

• Ohm’s Law–States linear relationship

between V & R

))(( OhmAmpVolt

IRV

Page 49: Electric Currents & Circuits AP – Ch 20 & 21 Teaching LAB YOU teach – Simple Circuit – Series Circuit – Parallel Circuit – Combo Circuit – Kirchoff’s
Page 50: Electric Currents & Circuits AP – Ch 20 & 21 Teaching LAB YOU teach – Simple Circuit – Series Circuit – Parallel Circuit – Combo Circuit – Kirchoff’s

Intro Stuff

• Resistance–Says what it means•e- has to ‘fight’ thru a wire or ‘resistor’

A

LR

Page 51: Electric Currents & Circuits AP – Ch 20 & 21 Teaching LAB YOU teach – Simple Circuit – Series Circuit – Parallel Circuit – Combo Circuit – Kirchoff’s

A

LR

Page 52: Electric Currents & Circuits AP – Ch 20 & 21 Teaching LAB YOU teach – Simple Circuit – Series Circuit – Parallel Circuit – Combo Circuit – Kirchoff’s

Intro Stuff

• Resistance–Radio Shack SCAM!

Page 53: Electric Currents & Circuits AP – Ch 20 & 21 Teaching LAB YOU teach – Simple Circuit – Series Circuit – Parallel Circuit – Combo Circuit – Kirchoff’s

Intro Stuff

• Resistance–Radio Shack SCAM!

mx

mx

mx

Au

Al

Cu

8

8

8

1044.2

1065.2

1072.1

)02/03/2012 Updated(

/40.1758$:

)/06.0( /99.0$:

/24.0$:

ozAu

ozlbAl

ozCu

Page 54: Electric Currents & Circuits AP – Ch 20 & 21 Teaching LAB YOU teach – Simple Circuit – Series Circuit – Parallel Circuit – Combo Circuit – Kirchoff’s
Page 55: Electric Currents & Circuits AP – Ch 20 & 21 Teaching LAB YOU teach – Simple Circuit – Series Circuit – Parallel Circuit – Combo Circuit – Kirchoff’s

CONVENTIONAL Current

ELECTRON Current

Page 56: Electric Currents & Circuits AP – Ch 20 & 21 Teaching LAB YOU teach – Simple Circuit – Series Circuit – Parallel Circuit – Combo Circuit – Kirchoff’s

CONVENTIONAL Current

ELECTRON Current

Page 57: Electric Currents & Circuits AP – Ch 20 & 21 Teaching LAB YOU teach – Simple Circuit – Series Circuit – Parallel Circuit – Combo Circuit – Kirchoff’s
Page 58: Electric Currents & Circuits AP – Ch 20 & 21 Teaching LAB YOU teach – Simple Circuit – Series Circuit – Parallel Circuit – Combo Circuit – Kirchoff’s
Page 59: Electric Currents & Circuits AP – Ch 20 & 21 Teaching LAB YOU teach – Simple Circuit – Series Circuit – Parallel Circuit – Combo Circuit – Kirchoff’s
Page 60: Electric Currents & Circuits AP – Ch 20 & 21 Teaching LAB YOU teach – Simple Circuit – Series Circuit – Parallel Circuit – Combo Circuit – Kirchoff’s
Page 61: Electric Currents & Circuits AP – Ch 20 & 21 Teaching LAB YOU teach – Simple Circuit – Series Circuit – Parallel Circuit – Combo Circuit – Kirchoff’s
Page 62: Electric Currents & Circuits AP – Ch 20 & 21 Teaching LAB YOU teach – Simple Circuit – Series Circuit – Parallel Circuit – Combo Circuit – Kirchoff’s
Page 63: Electric Currents & Circuits AP – Ch 20 & 21 Teaching LAB YOU teach – Simple Circuit – Series Circuit – Parallel Circuit – Combo Circuit – Kirchoff’s
Page 64: Electric Currents & Circuits AP – Ch 20 & 21 Teaching LAB YOU teach – Simple Circuit – Series Circuit – Parallel Circuit – Combo Circuit – Kirchoff’s
Page 65: Electric Currents & Circuits AP – Ch 20 & 21 Teaching LAB YOU teach – Simple Circuit – Series Circuit – Parallel Circuit – Combo Circuit – Kirchoff’s
Page 66: Electric Currents & Circuits AP – Ch 20 & 21 Teaching LAB YOU teach – Simple Circuit – Series Circuit – Parallel Circuit – Combo Circuit – Kirchoff’s
Page 67: Electric Currents & Circuits AP – Ch 20 & 21 Teaching LAB YOU teach – Simple Circuit – Series Circuit – Parallel Circuit – Combo Circuit – Kirchoff’s
Page 68: Electric Currents & Circuits AP – Ch 20 & 21 Teaching LAB YOU teach – Simple Circuit – Series Circuit – Parallel Circuit – Combo Circuit – Kirchoff’s
Page 69: Electric Currents & Circuits AP – Ch 20 & 21 Teaching LAB YOU teach – Simple Circuit – Series Circuit – Parallel Circuit – Combo Circuit – Kirchoff’s
Page 70: Electric Currents & Circuits AP – Ch 20 & 21 Teaching LAB YOU teach – Simple Circuit – Series Circuit – Parallel Circuit – Combo Circuit – Kirchoff’s
Page 71: Electric Currents & Circuits AP – Ch 20 & 21 Teaching LAB YOU teach – Simple Circuit – Series Circuit – Parallel Circuit – Combo Circuit – Kirchoff’s
Page 72: Electric Currents & Circuits AP – Ch 20 & 21 Teaching LAB YOU teach – Simple Circuit – Series Circuit – Parallel Circuit – Combo Circuit – Kirchoff’s

Intro Stuff

• Power–Same as regular P, but different

IVPt

qVP

t

WP

Page 73: Electric Currents & Circuits AP – Ch 20 & 21 Teaching LAB YOU teach – Simple Circuit – Series Circuit – Parallel Circuit – Combo Circuit – Kirchoff’s

Intro Stuff

• Power…

WattsR

VV

R

VP

RIIRIP

IVP

2

2)(

Page 74: Electric Currents & Circuits AP – Ch 20 & 21 Teaching LAB YOU teach – Simple Circuit – Series Circuit – Parallel Circuit – Combo Circuit – Kirchoff’s
Page 75: Electric Currents & Circuits AP – Ch 20 & 21 Teaching LAB YOU teach – Simple Circuit – Series Circuit – Parallel Circuit – Combo Circuit – Kirchoff’s
Page 76: Electric Currents & Circuits AP – Ch 20 & 21 Teaching LAB YOU teach – Simple Circuit – Series Circuit – Parallel Circuit – Combo Circuit – Kirchoff’s

Intro Stuff

•Wiring Circuits–Series / Parallel•Parallel

Page 77: Electric Currents & Circuits AP – Ch 20 & 21 Teaching LAB YOU teach – Simple Circuit – Series Circuit – Parallel Circuit – Combo Circuit – Kirchoff’s

...111

...111

...

...

21

21

2

2

1

1

21

RR

R

RRR

R

V

R

V

R

V

III

T

T

T

T

T

Page 78: Electric Currents & Circuits AP – Ch 20 & 21 Teaching LAB YOU teach – Simple Circuit – Series Circuit – Parallel Circuit – Combo Circuit – Kirchoff’s
Page 79: Electric Currents & Circuits AP – Ch 20 & 21 Teaching LAB YOU teach – Simple Circuit – Series Circuit – Parallel Circuit – Combo Circuit – Kirchoff’s
Page 80: Electric Currents & Circuits AP – Ch 20 & 21 Teaching LAB YOU teach – Simple Circuit – Series Circuit – Parallel Circuit – Combo Circuit – Kirchoff’s
Page 81: Electric Currents & Circuits AP – Ch 20 & 21 Teaching LAB YOU teach – Simple Circuit – Series Circuit – Parallel Circuit – Combo Circuit – Kirchoff’s
Page 82: Electric Currents & Circuits AP – Ch 20 & 21 Teaching LAB YOU teach – Simple Circuit – Series Circuit – Parallel Circuit – Combo Circuit – Kirchoff’s

WHY? C//

VC

QQQ

1

321...

...

...

...

321

332211

321

CCCC

VCVCVCCV

QQQQ

Page 83: Electric Currents & Circuits AP – Ch 20 & 21 Teaching LAB YOU teach – Simple Circuit – Series Circuit – Parallel Circuit – Combo Circuit – Kirchoff’s

WHY? CSeries

VC

QQQ

1

321...

...1111

...

...

321

321

321

CCCC

CQ

CQ

CQ

CQ

VVVV

Page 84: Electric Currents & Circuits AP – Ch 20 & 21 Teaching LAB YOU teach – Simple Circuit – Series Circuit – Parallel Circuit – Combo Circuit – Kirchoff’s

Quantitative Summary

Page 85: Electric Currents & Circuits AP – Ch 20 & 21 Teaching LAB YOU teach – Simple Circuit – Series Circuit – Parallel Circuit – Combo Circuit – Kirchoff’s

221

r

qkqF

Coulomb’s Law:Force between any 2 charges

Page 86: Electric Currents & Circuits AP – Ch 20 & 21 Teaching LAB YOU teach – Simple Circuit – Series Circuit – Parallel Circuit – Combo Circuit – Kirchoff’s

q

FE

Electric Field Strength:Force on test Q

Page 87: Electric Currents & Circuits AP – Ch 20 & 21 Teaching LAB YOU teach – Simple Circuit – Series Circuit – Parallel Circuit – Combo Circuit – Kirchoff’s

r

qkqqVUE

21

Electric Potential Energy:Fd

Page 88: Electric Currents & Circuits AP – Ch 20 & 21 Teaching LAB YOU teach – Simple Circuit – Series Circuit – Parallel Circuit – Combo Circuit – Kirchoff’s

d

VE

Electric Field (av):Potential at a distance

Page 89: Electric Currents & Circuits AP – Ch 20 & 21 Teaching LAB YOU teach – Simple Circuit – Series Circuit – Parallel Circuit – Combo Circuit – Kirchoff’s

...2

2

1

1

r

q

r

qk

r

kqV

Electric POTENTIAL:NOT a vector…

Page 90: Electric Currents & Circuits AP – Ch 20 & 21 Teaching LAB YOU teach – Simple Circuit – Series Circuit – Parallel Circuit – Combo Circuit – Kirchoff’s

V

QC

Capacitance:Property of Capacitors

Page 91: Electric Currents & Circuits AP – Ch 20 & 21 Teaching LAB YOU teach – Simple Circuit – Series Circuit – Parallel Circuit – Combo Circuit – Kirchoff’s

d

AC o

Capacitance:Property of Capacitors

Page 92: Electric Currents & Circuits AP – Ch 20 & 21 Teaching LAB YOU teach – Simple Circuit – Series Circuit – Parallel Circuit – Combo Circuit – Kirchoff’s

2

2

1

2

1CVQVUC

Energy stored in Capacitor:

Page 93: Electric Currents & Circuits AP – Ch 20 & 21 Teaching LAB YOU teach – Simple Circuit – Series Circuit – Parallel Circuit – Combo Circuit – Kirchoff’s

t

QI

Definition of Electrical Current:SI Unit - Amps

Page 94: Electric Currents & Circuits AP – Ch 20 & 21 Teaching LAB YOU teach – Simple Circuit – Series Circuit – Parallel Circuit – Combo Circuit – Kirchoff’s

t

QI

Definition of Electrical Current:SI Unit – Amps (A)

sec1

1025.61

sec1

11

18

exA

CA

Page 95: Electric Currents & Circuits AP – Ch 20 & 21 Teaching LAB YOU teach – Simple Circuit – Series Circuit – Parallel Circuit – Combo Circuit – Kirchoff’s

Resistance in a WIRE:SI Unit – Ohms ()

A

LR

Page 96: Electric Currents & Circuits AP – Ch 20 & 21 Teaching LAB YOU teach – Simple Circuit – Series Circuit – Parallel Circuit – Combo Circuit – Kirchoff’s

OHM’S LAW:All Circuits Must Obey…

IRV

Page 97: Electric Currents & Circuits AP – Ch 20 & 21 Teaching LAB YOU teach – Simple Circuit – Series Circuit – Parallel Circuit – Combo Circuit – Kirchoff’s

OHM’S LAW:All Circuits Must Obey…

IRV

12V 6

AV

R

VI 2

6

12

Page 98: Electric Currents & Circuits AP – Ch 20 & 21 Teaching LAB YOU teach – Simple Circuit – Series Circuit – Parallel Circuit – Combo Circuit – Kirchoff’s

Electrical Power:From P=W/t

R

V

RI

IVP

2

2

Page 99: Electric Currents & Circuits AP – Ch 20 & 21 Teaching LAB YOU teach – Simple Circuit – Series Circuit – Parallel Circuit – Combo Circuit – Kirchoff’s

Series Circuits

...

...

...

21

21

21

VVV

III

RRRR

S

S

S

Page 100: Electric Currents & Circuits AP – Ch 20 & 21 Teaching LAB YOU teach – Simple Circuit – Series Circuit – Parallel Circuit – Combo Circuit – Kirchoff’s

Parallel Circuits

...

...

...111

11

21

21

21

VVV

IIII

RRR

R

P

P

P

Page 101: Electric Currents & Circuits AP – Ch 20 & 21 Teaching LAB YOU teach – Simple Circuit – Series Circuit – Parallel Circuit – Combo Circuit – Kirchoff’s

Circuits w/Capacitors

...111

11

21

CCC

CS

...1111

...

...

321

321

321

CCCC

CQ

CQ

CQ

CQ

VVVV

Page 102: Electric Currents & Circuits AP – Ch 20 & 21 Teaching LAB YOU teach – Simple Circuit – Series Circuit – Parallel Circuit – Combo Circuit – Kirchoff’s

Circuits w/Capacitors

...21 CCCCP

...

...

...

321

332211

321

CCCC

VCVCVCCV

QQQQ

Page 103: Electric Currents & Circuits AP – Ch 20 & 21 Teaching LAB YOU teach – Simple Circuit – Series Circuit – Parallel Circuit – Combo Circuit – Kirchoff’s
Page 104: Electric Currents & Circuits AP – Ch 20 & 21 Teaching LAB YOU teach – Simple Circuit – Series Circuit – Parallel Circuit – Combo Circuit – Kirchoff’s
Page 105: Electric Currents & Circuits AP – Ch 20 & 21 Teaching LAB YOU teach – Simple Circuit – Series Circuit – Parallel Circuit – Combo Circuit – Kirchoff’s

EXAMPLE #1• Three 12 resistors are used in two circuits; one in

series and one in parallel. What is the Requivalent of each circuit?

Page 106: Electric Currents & Circuits AP – Ch 20 & 21 Teaching LAB YOU teach – Simple Circuit – Series Circuit – Parallel Circuit – Combo Circuit – Kirchoff’s

Series

12 12 12

36121212

321 RRRRREq

Page 107: Electric Currents & Circuits AP – Ch 20 & 21 Teaching LAB YOU teach – Simple Circuit – Series Circuit – Parallel Circuit – Combo Circuit – Kirchoff’s

Parallel12

12

12

43

12

1231

121

121

121

11

1

R

REq

Page 108: Electric Currents & Circuits AP – Ch 20 & 21 Teaching LAB YOU teach – Simple Circuit – Series Circuit – Parallel Circuit – Combo Circuit – Kirchoff’s
Page 109: Electric Currents & Circuits AP – Ch 20 & 21 Teaching LAB YOU teach – Simple Circuit – Series Circuit – Parallel Circuit – Combo Circuit – Kirchoff’s

Series + Parallel12

12

12

612

18

Page 110: Electric Currents & Circuits AP – Ch 20 & 21 Teaching LAB YOU teach – Simple Circuit – Series Circuit – Parallel Circuit – Combo Circuit – Kirchoff’s

Fundamentals of Electric Circuits Lecture 4 Kirchoff’s Laws

Spectrum from a Prism. Example of a Spectrum Kirchoff’s Laws

Simple Circuits & Kirchoff’s Rules

DC Circuits DC Circuits • Kirchoff’s laws • Simple series

Components in Series, Parallel, and Combinationn9xh.org/License/PCARA_General_Upgrade_Lesson_06.pdfSeries, Parallel, and Combination Kirchoff’s Laws VOLTAGE LAW: A series circuit

KIRCHOFF’S VOLTAGE LAW: EXAMPLE 1 - TheCATweb.cecs.pdx.edu/~eas199/A/notes/04/KVL_example_01.pdf · KIRCHOFF’S VOLTAGE LAW: EXAMPLE 1 ... When applying KVL, assume voltage decreases

71 Circuit Theory I Part 3. Ohm’s Law, KCL, & KVL 3.1 Ohm’s Law & Resistance 3.2 Passive & Active Conventions 3.3 Conductance 3.4 Kirchoff’s Current Law

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EC6211 CIRCUITS AND DEVICES LABORATORY - …studentsfocus.com/notes/anna_university/ECE/2SEM/EC6211 - CD Lab... · AIM: To verify the Kirchoff’s Voltage Law ... Thus the Kirchoff’s

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