A cosmic ray electron moves at 7.95 ✕ 106 m/s perpendicular to the Earth's magnetic field at an altitude where field strength is 1.10 ✕ 10−5 T. What is the radius (in m) of the circular path the electron follows?

An electron moves in a circular path perpendicular to a magnetic field of magnitude 0.240 T. If the kinetic energy of the electron is 4.10 x 10-19 J, find the speed of the electron and the radius of the circular path. (a) the speed of the electron m/s (b) the radius of the circular path μm

A straight 7.757 m wire carries a current of 0.895 A. If the wire is passed through a region of space with a uniform magnetic field of 0.665 T that is perpendicular to the flow of current, what is the magnitude of the force on the wire?

An electron moves in a circular path with a speed of 1.49 x 10' m/s in the presence of a uniform magnetic field with a magnitude of 1.88 mT. The electron's path is perpendicular to the field. (a) What is the radius (in cm) of the circular path? cm (b) How long (in s) does it take the electron to complete one revolution? S

An electron moves in a circular path perpendicular to a magnetic field of magnitude 0.260 T. If the kinetic energy of the electron is 4.30 × 10 -19 J, find the speed of the electron and the radius of the circular path. (a) the speed of the electron m/s (b) the radius of the circular path um

What uniform magnetic field, applied perpendicular to a beam of electrons moving at 2.70 ✕ 106 m/s, is required to make the electrons travel in a circular arc of radius 0.400 m?

An electron and a proton, moving side by side at the same speed, enter a 0.020-T magnetic field. The electron moves in a circular path of radius 7.5 mm. Determine the radius of the proton.

(a) At what speed (in m/s) will a proton move in a circular path of the same radius as an electron that travels at 7.85 ✕ 106 m/s perpendicular to the Earth's magnetic field at an altitude where the field strength is 1.20 ✕ 10−5 T?   m/s (b) What would the radius (in m) of the path be if the proton had the same speed as the electron?   m (c) What would the radius (in m) be if the proton had the same kinetic energy as the electron?   m

a) At what speed (in m/s) will a proton move in a circular path of the same radius as an electron that travels at 7.45 ✕ 106 m/s perpendicular to the Earth's magnetic field at an altitude where the field strength is 1.25 ✕ 10−5 T? b) What would the radius (in m) of the path be if the proton had the same speed as the electron? c) What would the radius (in m) be if the proton had the same kinetic energy as the electron? d) What would the radius (in m) be if the proton had the same momentum as the electron?