![SOLVED:A charged particle enters a uniform magnetic field and follows the circular path shown in the drawing. (a) Is the particle positively or negatively charged? Why? (b) The particle's speed is 140 SOLVED:A charged particle enters a uniform magnetic field and follows the circular path shown in the drawing. (a) Is the particle positively or negatively charged? Why? (b) The particle's speed is 140](https://cdn.numerade.com/previews/9f89cbab-5892-4abc-b22a-0f01b1dd7369.gif)
SOLVED:A charged particle enters a uniform magnetic field and follows the circular path shown in the drawing. (a) Is the particle positively or negatively charged? Why? (b) The particle's speed is 140
![Radius of path of electrons/charged particles in a magnetic field - Practical Electron Microscopy and Database - An Online Book - EELS EDS TEM SEM Radius of path of electrons/charged particles in a magnetic field - Practical Electron Microscopy and Database - An Online Book - EELS EDS TEM SEM](https://www.globalsino.com/EM/image1/4295.gif)
Radius of path of electrons/charged particles in a magnetic field - Practical Electron Microscopy and Database - An Online Book - EELS EDS TEM SEM
![File:Action of the Lorentz force bending the path of an electron in a magnetic field.gif - Wikimedia Commons File:Action of the Lorentz force bending the path of an electron in a magnetic field.gif - Wikimedia Commons](https://upload.wikimedia.org/wikipedia/commons/thumb/6/6e/Action_of_the_Lorentz_force_bending_the_path_of_an_electron_in_a_magnetic_field.gif/624px-Action_of_the_Lorentz_force_bending_the_path_of_an_electron_in_a_magnetic_field.gif)
File:Action of the Lorentz force bending the path of an electron in a magnetic field.gif - Wikimedia Commons
If a charged particle of charge q and mass m moving with the speed of v enter in m.f B perpendicular to its direction of motion, will it move in a circular
![Trajectories of charged particles trapped in Earth's magnetic field: American Journal of Physics: Vol 80, No 5 Trajectories of charged particles trapped in Earth's magnetic field: American Journal of Physics: Vol 80, No 5](https://aapt.scitation.org/action/showOpenGraphArticleImage?doi=10.1119/1.3684537&id=images/medium/1.3684537.figures.f4.gif)