Faraday's Law for EMF Induction
Thursday, March 29, 2012
3:32 PM
Details:
Surfaces:
Induction and Inductance Page 1
Area Vector (pg. 606) and Field Line (pg. 581) Review
Monday, March 26, 2012
3:14 PM
Cuboid Face Area Example
perimeter
orientation
Field Lines (Electric, pg. 581)
Induction and Inductance Page 2
Flux (pg. 792, Electric pg. 606)
Monday, March 26, 2012
4:53 PM
Magnetic Flux (pg. 792)
Special Case (pg. 793)
Flux Interpretation
Induction and Inductance Page 3
Uniform Field Flux Example
Tuesday, March 27, 2012
1:31 PM
Triangular Wedge Flux Example
vertical face flux
special case.
slanted face flux
comparison
Interpretation: same number of lines
through each surface.
Induction and Inductance Page 4
Try: 23.1, 23.4
(pg. 622)
EMF by Induction
Wednesday, March 28, 2012
10:33 AM
EMF (pg. 705-707)
Faraday's Law for EMF Induction (pg. 793)
magnetic flux
Scenarios for Changing Flux (pg. 793)
Induction and Inductance Page 5
Solenoid EMF Example (Part 1/3)
Wednesday, March 28, 2012
3:51 PM
Induced EM F in Coil due to Solenoid ( Sample Problem, pg. 793)
Given:
Required: Induced EMF magnitude for small, inner coil
Current Derivative (on a hunch that we need it)
Induction and Inductance Page 6
Solenoid EMF Example (Part 2/3)
Thursday, March 29, 2012
3:13 PM
Single Loop Flux
perimeter
orientation
Total Flux (All Loops)
Danger!
Induction and Inductance Page 7
Solenoid EMI Example (Part 3/3)
Thursday, March 29, 2012
3:15 PM
Induced EMF magnitude
Final Answer
Induction and Inductance Page 8
Passport Scanner
Thursday, March 29, 2012
5:14 PM
My Mum's Passport
Possible mechanisms
like inserting passport
copper loops into field
from solenoid example
Hint: Fig. 30-8
Induction and Inductance Page 9
Hint: review notes
Submarine Espionage Gold Prospecting
Thursday, March 29, 2012
7:36 PM
Induction and Inductance Page 10
Handout
Friday, March 30, 2012
4:10 PM
Induction and Inductance Page 11