1.Metal sphere radius RRR, charge 4π μ4\pi\,\mu4πμC. σ\sigmaσ = surface density, EEE at distance rrr. rrr isa.Rε0E/σR\sqrt{\varepsilon_0 E/\sigma}Rε0E/σb.Rσ/(ε0E)R\sqrt{\sigma/(\varepsilon_0 E)}Rσ/(ε0E)c.ε0E/(Rσ)\sqrt{\varepsilon_0 E/(R\sigma)}ε0E/(Rσ)d.Rσ/(ε0E)\sqrt{R\sigma/(\varepsilon_0 E)}Rσ/(ε0E)Login to continueOnly logged in users canattempt or see the solution.
