Reference Guide
Equation Reference 5-17
Example:
Given:
∈
r=1, ro=1_cm, ri=.999_cm, L=10_cm.
Solution:
C=0.0056_µF.
Solenoid Inductance (2, 20)
Equation:
Example:
Given:
µr=2.5, n=40_1/cm, A= .2_cm^2, h=3_cm.
Solution:
L=0.0302_mH.
Toroid Inductance (2, 21)
Equation:
Example:
Given:
µr=1, N=5000, h=2_cm, ri= .2_cm, ro=4_cm.
Solution:
L=69.3147_mH.
L
µ
0
µ
r
n
2
A
h
⋅
⋅
⋅
⋅
=
L
µ
0
µ
r
N
2
h
⋅
⋅
⋅
2
π
⋅
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L
N
r
o
r
i
-
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⋅
=