oton with a kinetic energy of 7.2 keV follows a circular path in a region where the magnetic field is uniform and has a magnitude of 60 mT. What is the radius of this path? (Note 1eV = 1.6*10-19 J, mp= 1.67*10-27 kg) a. 25.80 cm b. 22.08 cm c. 17.52 cm d. 20.43 cm e. 21.20 cm

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A proton with a kinetic energy of 7.2 keV follows a circular path in a region where the magnetic field is uniform and has a magnitude of 60 mT. What is the radius of this path? (Note 1eV = 1.6*10-19 J, mp= 1.67*10-27 kg) a. 25.80 cm b. 22.08 cm c. 17.52 cm d. 20.43 cm e. 21.20 cm
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