Term
| The Power Provided to the circuit by pulling on the wire |
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Definition
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Term
| Force required to pull the wire with a constant speed v |
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Definition
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Term
| Power dissipated by a circuit |
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Definition
| Pdissipated=I2R=(v2l2B2)/R |
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Term
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Definition
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Term
| Motional emf perpendicular to a magnetic field |
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Definition
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Term
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Definition
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Term
| Total magnetic flux through a loop |
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Definition
Φm= ∫ B · dA
area of loop |
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Term
| Infinitesimal Flux through a small area |
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Definition
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Term
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Definition
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Definition
ξ = | dΦm/dt | = vlB
ξ = -(dΦm/dt) |
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Term
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Definition
| There is an induced current in a closed, conducting loop if and only if the magnetic flux though the loop is changed. |
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Term
| Work done by the induced electric field as charge q moves around a closed curve |
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Definition
Wclosed curve=q ∫E · ds = Πr2 |(dB)/(dt)|
↑
closed |
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Term
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Definition
Lsolenoid =Φm/I=(μ0N2A)/l
N=l/d
L=length need to give inductance |
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Term
| When does potential decrease? |
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Definition
| Potential decreases in the direction of increasing current |
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Term
| Total energy stored in an inductor |
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Definition
UL=1LI2= (1) Al (μ0NI)2
2 (2μ0) (l)
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Term
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Definition
| There is a current in a coil of wire if and only if the magnetic field through the coil is changing. |
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