3. The inductance L (in microhenrys) of a straight nonmagnetic wire in free space is 2h L= 0.00021| In"-0.75 where h is the length of the wire in millimeters and r is the radius of a circular cross 1 section. Approximate L when r = 2±– millimeters and h=100±- millimeters. 100

Calculus: Early Transcendentals
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Chapter1: Functions And Models
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3. The inductance L (in microhenrys) of a straight nonmagnetic wire in free space is
2h
L = 0.00021 In-0.75
where h is the length of the wire in millimeters and r is the radius of a circular cross
1
section. Approximate L when r = 2+ millimeters and h = 100±,
16
1
millimeters.
100
Transcribed Image Text:3. The inductance L (in microhenrys) of a straight nonmagnetic wire in free space is 2h L = 0.00021 In-0.75 where h is the length of the wire in millimeters and r is the radius of a circular cross 1 section. Approximate L when r = 2+ millimeters and h = 100±, 16 1 millimeters. 100
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