A hollow aluminum cylinder is 2.50 m long and has an inner radius of 2.75 cm and an outer radius of 4.60 cm. Treat each surface (inner, outer, and the two end faces) as an equipotential surface.
Part A
At room temperature, what will an ohmmeter read if it is connected between the opposite faces?
Express your answer with the appropriate units.
R =

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Part B
At room temperature, what will an ohmmeter read if it is connected between the inner and outer surfaces?
Express your answer with the appropriate units.
R =

What is the radius of the circular path ofa charged particle in a magnetic field?

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