Physics

where: V is the accelerating potential a is the radius of the Helmholtz coils = 15 cm N is the number of turns on each Helmholtz coil = 130 Ho is the permeability constant = 4x 710 I is the current through the Helmholtz coils r is the radius of the electron beam path (e/m) accepted = 1.7589 x 10" C/kg Report - This lab requires a full formal report. The lab report should be typed or written neatly and include the following sections: 1. Theory 2. Objective 3. Procedure 4. Results 5. Conclusion Your lab report should include the derivation of equation one in the theory part and the percent error in the conclusion part