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17.
A cross sectional view through the middle of an in-
finitely long solenoid of radius R is shown here. Com-
pare the magnitudes of the magnetic fields BA, BB, and
Bc at Points A, B, and C respectively.
A.
B.
C.
D.
E.
BB > BA =Bc = 0
BB > BA> Bc > 0
BB> BA> Bc = 0
BB = BA> Bc = 0
BB = BA> Bc > 0
R
A B

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