1. A proton, which moves perpendicular to a magnetic field of 1.29 T in a circular...
1. A proton, which moves perpendicular to a magnetic field of 1.29 T in a circular path of radius 0.073 m, has what speed? (qp = 1.6 · 10 -19 C and mp = 1.67 · 10 -27 kg)
2. A 74.0-m-long wire carrying a current of 3.80 A will be
accompanied by a magnetic field of what strength at a distance of
0.0270 cm from the wire?
Give your answer in Gauss, G. (magnetic
permeability in empty space µo = 4π
· 10 -3 G·m/A)
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