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  1. In a series RL circuit the current is said to reach steady state after five time constants called Tau. The formula for tau is L / R. You can figure a reduced percentage from there.

    1 Answers · Science & Mathematics · 11/02/2013

  2. ... equation right there. Why aren't you using it? T- v = t-o / sqrt (1 -.75^2) = t-o / sqrt (1 -...5625) = t-o / sqrt (.4375) but we...

    2 Answers · Science & Mathematics · 03/04/2009

  3. .../ V . Thus kT/P=(M/ V )=density. As temperature increases the density and... still present in the plasma and cancel out long range e&m repulsion of different ions. On page...

    4 Answers · Science & Mathematics · 26/07/2006

  4. Do exactly what your hint stated ... m*g = m* v ^2/r... so v =sqrt(g*r) = sqrt(9.8m/s^2*0.60m) = 2.42m/s

    1 Answers · Science & Mathematics · 07/01/2010

  5. ... = 2 R1 = 4.4 k τ = Req*Ceq = 13.2 ms Io = V / Req = 2.3864 mA Io / I = 1.4915 ln (Io / ...

    1 Answers · Science & Mathematics · 28/02/2007

  6. ...coil resistance: P = I^2*R = V ^2/R = 6^2/33 = 1.09 W (d... changing. Since the problem states that "a long time elapses", presumably the transient...

    3 Answers · Science & Mathematics · 29/03/2010

  7. ... d) V = 3.5*6 = 21 d) V = 4.2*5 = 21 (could have gotten...f) as I said, after a long time the inductor acts as a short...after a long time its in steady state , there is no change

    2 Answers · Science & Mathematics · 06/08/2012

  8. ...series R-L circuit has voltage across the resistor vR(t)= V *(1-e^(t/T)) since the resistor is linear and obeys Ohm...

    3 Answers · Science & Mathematics · 20/03/2007

  9. A v ^2 = u^2 + 2as 30^2 = 0 +2a*115 a = 900/230 = 3.913s B v = u + at 30 = 0 + 3.913t t = 30/3.913 = 7.67s

    1 Answers · Science & Mathematics · 11/01/2012

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