1
P
ROBLEM SOLUTIONS: Chapter 1
Problem 1-1
Part (a):
R
c
=
l
c
µA
c
=
l
c
µ
r
µ
0
A
c
=
0 A/Wb
R
g
=
g
µ
0
A
c
=
5.457 × 10
6
A/Wb
Part (b):
Φ =
NI
R
c
+ R
g
=
2.437 × 10
−5
Wb
Part (c):
λ = NΦ = 2.315 × 10
−3
Wb
Part (d):
L =
λ
I
=
1.654 mH
Problem 1-2
Part (a):
R
c
=
l
c
µA
c
=
l
c
µ
r
µ
0
A
c
=
2.419 × 10
5
A/Wb
R
g
=
g
µ
0
A
c
=
5.457 × 10
6
A/Wb
c
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