lhe ClI'ClES that the particles trace out in the plane have a radlus given by _ _ mv I _ {3.8 and the period of motion is given by T Z 2 HT_._ If you decrease the mass of the particle, 10. How does the radius of the circle change? 11. How does the period of the motion change? If you decrease the magnetic field, 12. How does the radius of the circle change? 13. How does the period of the motion change