Core physical and electronic components involved in the commutation and drive loop of a brushless DC motor.

The main structural members and mechanical load path of a bowstring or tied-arch bridge.

The key zones, forces, and structural features involved in dynamic hydroplaning of an automobile tire on wet pavement.

The internal components and light-emission mechanism of a compact fluorescent lamp from ballast to phosphor lining.

The structural components and natural convective airflow dynamics that cool a roof-mounted solar photovoltaic panel.

The key components and electrical paths of a solar module with bypass diode protection during partial shading conditions.

Cross-sectional components of a tubeless tire casing and an installed puncture repair patch and stem.

Cross-sectional structural schematic of a deep foundation system showing how vertical column loads are transferred through the pile cap and piles down to firm ground.

Cross-sectional mechanics and deformation characteristics of an underinflated pneumatic tire under load.

The structural components of a quadripartite Gothic ribbed vault and its supporting masonry.