What is the magnitude of B? A proton moving in a uniform magnetic field with Express your answer with the appropriate units. v1 = 1.30 x10 i m/s experiences force F1 = 1.41 x10-16 k N. A second proton with >View Available Hint(s) 12 = 2.36 x 10" j m/s experiences F2 = - 3.79 x10-16 k N in the same field. ? B = Value Units Submit Part B What is the direction of B? Give your answer as an angle measured cow from the +I-axis. Express your answer in degrees. * View Available Hint(s) AEd ? 0 =