A proton follows the curving path shown in red. The dotted gray circle is the kissing circle tangent to the path when the proton is at location A....

A proton follows the curving path shown in red. The dotted gray circle is the kissing circle tangent to the path when the proton is at location A. The proton is traveling at a constant speed of 5.0 105 m/s, and the radius of the kissing circle is 0.08 m. The mass of a proton is 1.7 10-27 kg. Refer to the directional arrows shown at right when answering the questions below.