Lecture 32 iq28
1. Motional emf is one special
case of Faraday’s law.
2. Dicussions on selected
problems in Ch23.h1.
o
001-006
o
007
Ec can be directed direcrtly
from Faraday’s law independent of the presence of the wire loop.
o
8-9
Total energy dissipated. P=IV, V=IR.
o
10
Figures involve coils.
o
12 Calcuation of the flux in a loop where B depends on x.
o
A
problem which calculates ENC
Announcement:
Re:
Adjustment on present lesson plan
Our
lectures are slightly behind our original lesson plan. The updated lesson plan is as follows.
o
Postpone the due
date of ch23.h2 from the coming Sunday to next Tuesday.
o
Due dates of
ch23.h3 and ch24.h1 will be on the Wednesday of the following week. (Using
present lesson plan notation, it is “W”)
o
Ch24.h2, ch24.h3
on Su.
o
Ch24 h4, ch24.h5
on W
o
Ch25-h1 on Su
Midterm3
will now cover the exam materials only through ch23-h2.Notice that the inductance
and the LR circuit are covered in ch23-h2. They will be included in the exam.
On the other hand
problems which involve LC circuits only appear in ch23-h3. They
will not be included in this exam.