Simulation Library

Rotational Motion

Explore Huygens’ construction and ray behavior as wavefronts pass through lenses, mirrors, and obstacles.

Mahesh Kurmi

Wave Optics

Explore how slit width, wavelength, and distance affect the Fraunhofer diffraction pattern of a laser beam.

Simphy

Wave Optics

Observe interference and diffraction from a laser through adjustable slits onto a screen and photon behavior.

Simphy

Wave Optics

Visualize diffraction’s Airy pattern and apply Rayleigh’s criterion to discover a lens’s resolution limit.

Mahesh Kurmi

Ray Optics

Watch light race through mirrors, lenses and adjustable media to reveal Fermat’s least‑time path in optics.

Mahesh Kurmi

Wave Optics

Explore how polarising filters change light intensity, test Malus’ law, and see the third‑polaroid effect.

Mahesh Kurmi

Wave Optics

Step through Huygens' principle to watch wavefronts refract, derive Snell’s law and see internal reflection.

Simphy

Wave Optics

Interactive proof of the law of reflection via Huygens’ principle, with sliders for incidence angle and time.

Mahesh Kurmi

Wave Optics

Explore Huygens' principle by building wavefronts from wavelets, adjusting source distance and number of…

Mahesh Kurmi

Wave Optics

Explore interference of two sources, varying separation and distance to see bright and dark optical fringes.

Mahesh Kurmi

Thermodynamics

Explore how objects reflect colored light and emit thermal radiation, showing Kirchhoff’s law as they heat up.

Simphy