![The current density across a cylindrical conductor of radius R varies according to the equation where r is the distance from the axis. Thus the current density is a maximum Jo the The current density across a cylindrical conductor of radius R varies according to the equation where r is the distance from the axis. Thus the current density is a maximum Jo the](https://toppr-doubts-media.s3.amazonaws.com/images/3321550/d306f656-2a56-434c-b0c3-7281bf1e8da8.jpg)
The current density across a cylindrical conductor of radius R varies according to the equation where r is the distance from the axis. Thus the current density is a maximum Jo the
![A current density of 6.00times 10^{-13} A/m^{ } exists in the atmosphere a location where the electric field is 100 V/m . Calculate the electrical conductivity of the Earth's atmosphere in this region. A current density of 6.00times 10^{-13} A/m^{ } exists in the atmosphere a location where the electric field is 100 V/m . Calculate the electrical conductivity of the Earth's atmosphere in this region.](https://haygot.s3.amazonaws.com/questions/1974722_1863495_ans_a056bc9bcfba4319bb446d6a39b8f271.jpeg)
A current density of 6.00times 10^{-13} A/m^{ } exists in the atmosphere a location where the electric field is 100 V/m . Calculate the electrical conductivity of the Earth's atmosphere in this region.
![How to calculate exchange current density from Tafel plot for 2 chamber MFC? How other parameters like act potential/no of electrons are determined? | ResearchGate How to calculate exchange current density from Tafel plot for 2 chamber MFC? How other parameters like act potential/no of electrons are determined? | ResearchGate](https://www.researchgate.net/profile/Jafar-Ali-3/post/How_to_calculate_exchange_current_density_from_Tafel_plot_for_2_chamber_MFC_How_other_parameters_like_act_potential_no_of_electrons_are_determined/attachment/5c3d7753cfe4a7645510ffab/AS%3A708397359968256%401545906500049/download/Picture1.jpg)