H2P-437
Deflection of charged beams
H2 Physics · JC 2 · Medium · Deflection of charged beams
A proton moves in a circular path of radius
0.080m in a uniform magnetic field of flux density
0.40T. What is the magnitude of its momentum?
- 5.1×10−21kg m s−1
- 3.2×10−20kg m s−1
- 1.3×10−21kg m s−1
- 2.0×10−22kg m s−1
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