controls:

acceleration voltage Va
plate voltage Vp

$E=\frac {V_{\text p}}{\text d}=$ ${0}$ $\frac {\text V}{\text m}$

schematic diagram:

Schematic layout of the experiment

Task:
Build with the formula modules a function that matches the path of the electron beam.

Real experiment about deflection of electrons in electric field of a plate capacitor
grid for measurement

$y(x)=~$$0$

Plate Voltage
Acceleration Voltage
Curve Shape
Factor
4 2