N‑Slit Diffraction in a 3D Ripple Tank Wave Optics Explore multi‑slit diffraction, see real‑time intensity graphs and ray lines in a 3‑D interactive ripple tank. SimPHY WhatsApp Facebook X Email
3D Polarization and Malus’s Law Wave Optics Rotate three polarizers to see how unpolarized or light’s intensity changes, illustrating Malus’s law. SimPHY WhatsApp Facebook X Email
Diffraction of Light at a Single Slit Wave Optics Explore how slit width, wavelength, and distance affect the Fraunhofer diffraction pattern of a laser beam. Simphy WhatsApp Facebook X Email
Young's Double‑Slit Experiment Wave Optics Observe interference and diffraction from a laser through adjustable slits onto a screen and photon behavior. Simphy WhatsApp Facebook X Email
Nitrite Ion Test Suite Practical Chemistry Explore nitrite ion tests, seeing colour changes, gas evolution, and redox reactions in a virtual lab. SimPhy WhatsApp Facebook X Email
Huygens' Refraction Proof Wave Optics Step through Huygens' principle to watch wavefronts refract, derive Snell’s law and see internal reflection. Simphy WhatsApp Facebook X Email
Interference of Pulses on a Rope Waves & Oscillations Explore how two opposite‑direction pulses on a rope superpose, using shapes, heights, widths and speed. Simphy WhatsApp Facebook X Email
Reflection and Transmission of a Pulse Waves & Oscillations Explore pulse reflection and transmission at fixed, free, and joint string ends, adjusting shape and… Simphy WhatsApp Facebook X Email
Energy of Travelling Wave Waves & Oscillations Explore how wave speed, frequency and amplitude affect strain and total energy in a traveling rope wave. Simphy WhatsApp Facebook X Email
Speed of a Wave on a String Waves & Oscillations Derive the wave speed v = √(T/μ) on a stretched string, switching between lab and pulse frames step‑by‑step. Simphy WhatsApp Facebook X Email
Solar Cell Electronics Vary light intensity and load resistance on a p‑n solar cell to trace its I‑V curve and find maximum power. Simphy WhatsApp Facebook X Email
Vacuum Diode: Thermionic Emission and Half‑Wave Rectification Electronics Explore thermionic emission and half‑wave rectification by adjusting filament temperature and plate voltage. Simphy WhatsApp Facebook X Email