A charge is accelerated from rest through a potential difference v and then enters a uniform magnetic field oriented perpendicular to its path. The field deflects the particle into a circular arc of radius r. If the accelerating potential is tripled, what will be the radius of the circular arc?

Which source would provide the most bias-free information about smoking and increased health risks? a) a website created by heart disease patients b) a research study conducted by the mayo clinic eliminate c) a public service message sponsored by tobacco companies d) an online question forum conducted by attorneys for cardiac specialists