a magnetic field that varies in magnitude from point to point but has a constant direction (east to west) is set up in a chamber .A charge particle enters the chamber and travels undeflected along a straight path with constant speed .what can you say about the initial velociety of the particle?
a magnetic field that varies in magnitude from point to point but has a constant direction (east to west) is set up in a chamber .A charge particle enters the chamber and travels undeflected along a straight path with constant speed .what can you say about the initial velociety of the particle?










