MadSci Network: Physics

Subject: rise of direct current in absence of self induction

Date: Sat May 31 18:25:52 2003
Posted by bassim a. gaballah
Grade level: grad (non-science) School: No school entered.
City: No city entered. State/Province: No state entered. Country: No country entered.
Area of science: Physics
ID: 1054423552.Ph

> In a direct current circuit without self-inductance,does the current jumps 
> to its final value?or is there another source of opposition to sudden rise 
> in current,such as inertia of electrons even if it be small(a constant 
> drift velocity is not established instantaneously).
> Also,with the presence of self inductance,how does back emf predict initial 
> di/dt for it to produce an opposing current at the initial instant of time?

Re: rise of direct current in absence of self induction

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