PolyMathsLinear models10–15 min
Sensor Calibrator
Turn raw sensor readings into real units with a two-point calibration line.
The experiment opens when it comes into view.
Theory and model assumptions
Assumes a linear sensor: value = v₁ + (v₂ − v₁)/(r₂ − r₁) × (reading − r₁). Real sensors are only linear over a limited range.
Teacher guidance
Expected time: 10–15 minutes.