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- -- card: 62473 from stack: in
- -- bmap block id: 0
- -- flags: 0000
- -- background id: 4601
- -- name: #221
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- on openCard
- global group,rightone
- put 19 into group
- put "B" into rightone
- pass openCard
- end openCard
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- -- part contents for background part 20
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- Question #19
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- -- part contents for background part 1
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- 3AF-2-3.2 What can be done to raise the inductance of a 5-microhenry air-core coil to a 5-millihenry coil with the same physical dimensions?
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- The coil can be wound on a non-conducting tube
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- -- part contents for background part 27
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- The coil can be wound on an iron core
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- Both ends of the coil can be brought around to form the shape of a donut, or toroid
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- -- part contents for background part 29
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- The coil can be made of a heavier-gauge wire