What is the Inductance of Parallel Wires in a Circuit?

In summary, Inductance is a measure of the property of an electrical circuit that opposes changes in current. It can cause delays in signal transmission and interfere with nearby wires or circuits. The formula for calculating inductance is L = μn^2A/l, and it can be reduced by using shorter wires, larger cross-sectional area, and twisting wires together. Inductance is important in designing electrical circuits, transformers, motors, and generators.
  • #1
Worme
14
0
1. Two wires running parallel to each other in a circuit can provide an inductance that is adjustable with their length. For the loop shown below with length L=2m , width w=5cm , and wire radius a=1mm , find the inductance in H?

Homework Equations

3. I thought i could find the inductance by using the equation mu0/pi(L*ln((w-r)/r) + w*ln((L-r)/r) and i found 3.3*10^-6 but it don't seem good.
Could you help me?
 
Physics news on Phys.org
  • #2
Worme said:
For the loop shown below
Any image?
 
  • #3
upload_2015-4-2_11-25-16.png
 
  • #4
Ok i find it,thanks
 

1. What is inductance?

Inductance is a measure of the property of an electrical circuit that opposes changes in current. It is caused by the magnetic field created by the flow of current through a conductor.

2. How does inductance affect running wires?

The inductance of a wire can cause a delay in the transmission of electrical signals, which can affect the performance of the circuit. It can also cause interference with other nearby wires or circuits.

3. How is inductance of running wires calculated?

The inductance of a wire is calculated using the formula L = μn^2A/l, where L is the inductance in henries, μ is the permeability of the material, n is the number of turns, A is the cross-sectional area of the wire, and l is the length of the wire.

4. How can inductance be reduced in running wires?

Inductance can be reduced by using shorter wires, using wires with a larger cross-sectional area, and by twisting the wires together to cancel out the magnetic fields.

5. What are some applications of inductance in running wires?

Inductance is important in the design of electrical circuits, particularly in high frequency applications. It is also used in the design of transformers, motors, and generators.

Similar threads

  • Introductory Physics Homework Help
Replies
3
Views
153
  • Introductory Physics Homework Help
Replies
18
Views
1K
  • Introductory Physics Homework Help
Replies
4
Views
1K
  • Introductory Physics Homework Help
Replies
1
Views
3K
  • Introductory Physics Homework Help
Replies
2
Views
1K
  • Introductory Physics Homework Help
Replies
8
Views
2K
  • Introductory Physics Homework Help
Replies
1
Views
3K
  • Introductory Physics Homework Help
Replies
23
Views
2K
  • Introductory Physics Homework Help
Replies
2
Views
910
  • Introductory Physics Homework Help
Replies
17
Views
2K
Back
Top