25. A positive point charge q with mass m is undergoing cyclotron motion with speed v in a uniform magnetic field B poin
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25. A positive point charge q with mass m is undergoing cyclotron motion with speed v in a uniform magnetic field B poin
25. A positive point charge q with mass m is undergoing cyclotron motion with speed v in a uniform magnetic field B pointing out of the page, as shown in the diagram. What is the magnitude of the magnetic field Be created by the moving charge at the centre of the charge's circular path? mv a) Ba = qB Moq2B 2πm HoqВ c) Bq = 2m b) Ba Moq2B2 d) Ba 4πm?ν
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