Problem 3: A cosmic ray electron moves at 6.25 x 106 m/s perpendicular to the Earth's magnetic eld at an altitude where the eld strength is 1.0 x 10-5 T. @thecxpcrttu.com - tracking id: 9N69-4EC3-45-84AD-31951. In accordance with Expert TA's Terms of Service. copying this information to any solutions sharing website is strictly forbidden. Doing so may result in termination of your Expert TA Account. What is the radius, in meters, of the circular path the electron follows? Numeric : A numeric value is expected and not an expression. r = Problem 4: A positive oxygen-16 ion with a mass of 2.66 x 10'26 kg travels at 35 x 106 m/s perpendicular to a 2.50 T magnetic eldi which makes it move in a circular iath with a 0.332-m radius. @thccxpcrtta.com - tracking id: 9N69-4EC3-45-84AD31951. In accordance with Expert TA's Terms of Service copying this information to any solutions sharing website is strictly forbidden Doing so may result in termination of your Expert TA Account. Part (a) What is the charge of the ion, in coulombs? Numeric : A numeric value is expected and not an expression. q = Part (b) What is the ratio of this charge to the magnitude of the electron's charge? Numeric : A numeric value is expected and not an expression. q/e = Problem 11: A wire of circular cross-section carries current density that is not uniform but varies with distance from the center as j( r ) = A r / R, for radius r in the range 0 R. Expression : B( r) = Select from the variables below to write your expression. Note that all variables may not be required. 6, 7, no, u, 0, A, d, g, h, Lj, 111, n, P, 1' Part (1') What is the maximum value of the enclosed current, in amperes? Numeric : A numeric value is expected and not an expression. 'max= Part (g) What is the maximum value of the magnetic eld, in tesla? Numeric : A numeric value is expected and not an expression. Bmax =