Matched to your course
WJEC 1420QS
Specified practical work — Specified practical work – Determination of h using LEDs
The specification requires estimation of Planck's constant using LED threshold measurements.
Interactive Practical · A-Level Physics
Estimating the Planck constant using LEDs
Measure LED current–voltage curves, estimate threshold voltages and use a voltage–frequency graph to estimate the Planck constant.
This simulation supports preparation and data-analysis practice. It does not replace carrying out real practical work.
Matched to your course
WJEC · 1420QS
Specified practical work · Specified practical work – Determination of h using LEDs
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