E = V / L = I R / L = I ( ρ L /A ) / L = I ρ / A = I ρ /(π r ^2) = 0.741 A * 1.72 10^-8 Ohm m/(3.1415*0.00344^2 m^2) = 3.43 10^-4 N/C

1 Answers · Science & Mathematics · 01/04/2014

...conductivity sigma = 1/resistivity = A/(

**L***resistivity),**L**= length But**R**= (resistivity)***L**/A So sigma =**L**/AR j = i/A i = current So...2 Answers · Science & Mathematics · 27/09/2012

R = ρ* L /A = 8.0645/0.25*0.1130/(π*(0.0130^2)) = 6870Ω

1 Answers · Science & Mathematics · 07/03/2010

... (from definition of current density, n is the charge carrier q density) V = (b * I *

**L**)/ nq^2 A Compare w/ definition of resistance:**R**= (rho)*(**L**/A) where rho is the resistivity...2 Answers · Science & Mathematics · 21/05/2012

..., the semiconductor has a resistance, R given by: R = V( L )/I( L ) = (.078)/(0.0015) = 52 Ohms Now the mobility of the current carrier is given by the drift velocity: v(d) = μE(W) where...

1 Answers · Science & Mathematics · 18/04/2007

.... Beyond

**r**=**R**, B*2pi***r**= u0i or B = u0i/(2pi***r**). Q3 - ? Q4 - don't remember dipole moment Q5 - because force = il x B where**l**and B are vectors, and the cross-product of two aligned...1 Answers · Science & Mathematics · 01/08/2011

...want to express the final answer in terms of the total mass m and the total radius

**R**, we should try to avoid working with the density and the explicit expression for the...14 Answers · Science & Mathematics · 18/06/2008

A.

**R**= V/I Resistivity =**R***area/**L**Conductivity = 1/resistivity B. Nelectrons/s = I...1 Answers · Science & Mathematics · 06/05/2009

... to the flow of current carrier and hence to the flow of currend,as current...of area of crossection A and length

**l**,having the drift velocity v,.../ml,Resistance(**R**)=ml/Ane^2t,5 Answers · Science & Mathematics · 03/01/2014

...spin-1 bosons which act as force carriers between quarks and/or ... ranges as: - R (W) ≈ R (Z) ≈ 2...as follows: - W+ -> l + + vl W- -> l - + vl'...

1 Answers · Science & Mathematics · 13/06/2008