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- PHY102 Physics II © Dr.Cem Özdoğan
- A proton moves through a uniform magnetic field given by B=(10i-20j+30k)mT. At time t1, the proton has a velocity given by v=vxi+vyj+(2.0 km/s)k and the magnetic force on the proton is FB=(4.0x10-17 N)i+(2.0x10-17 N)j. At that instant, what are (a) vx and (b) vy?
no B(r) or B(t) dependence