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A V = 160-V battery is connected across two parallel metal plates of area 28.5 cm2...

A V = 160-V battery is connected across two parallel metal plates of area 28.5 cm2 and separation 8.50 mm . A beam of alpha particles (charge +2e, mass 6.64×10−27 kg) is accelerated from rest through a potential difference of 1.60 kV and enters the region between the plates perpendicular to the electric field, as shown in the figure.(Figure 1) Part A What magnitude of magnetic field is needed so that the alpha particles emerge undeflected from between the plates? B B = T Previous AnswersRequest Answer Incorrect; Try Again; One attempt remaining Provide Feedback Figure1 of 1

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