A positron q e moves at 32 multiplygif 107 ms in a, Ask an Expert

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A positron (q = +e) moves at 3.2 multiply.gif 107 m/s in a magnetic field of magnitude 0.46 T. The magnetic force on the positron has magnitude 1.4 multiply.gif 10-12 N.

(a) What is the component of the positron's velocity perpendicular to the magnetic field?

m/s

(b) What is the component of the positron's velocity parallel to the magnetic field?

m/s

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