INVESTIGATION MODE
Instructions
Vary Frequency: Move the ν slider. Click Capture at each step. Watch how KE_max changes linearly with ν (slope = h). Does intensity affect KE_max?
Live Values
Current State
Captured Data
#ν (×10¹⁴ Hz)hν (eV)KE_max (eV)V_stop (V)
Adjust frequency then click Capture
Trend Graph
Record 2+ points to see graph
Analyse
Export to
EQUATION LAB
Symbols
Derivation
Numerical Result

Desmos — V_stop vs Frequency

Slope = h/e = 4.136×10⁻¹⁵ V·s