
Author of the applets : Chiuking Ng, a physics educator in Hong Kong. 
Copyright: The author has the copyright on all the applets appearing in this web site (http://ngsir.netfirms.com). Without the author's consent, the applets cannot be used in any commercial activities. 
Email: ngsirYY@phy.hk where YY is the prime number following 11

Mechanics kinematics free fall vt graph dynamics mechanics light optics electromagnetism electronics projectile free fall uniform acceleration force vector sum resultant force locus circular planetary inverse square law motion inclined plane momentum work and energy largeangle simple conical jumping pendulum interrupted uniform circular motion kinetic energy potential energy work done against friction SHM oscillator damped forced oscillations torque moment of inertia rotational inertia balance translation rotation slipping sliding Snell's law total internal reflection refraction prism wave motion transverse frequency wavelength amplitude crest trough compression rarefaction longitudinal standing stationary wave resonance on string superposition beat multiple sources lens effect convex concave constructive destructive interference diffraction path difference water wave ripple tank beat polarization polarizer doppler sonic boom effect electrical circuit resistor voltmeter ammeter voltage current galvanometer shunt multiplier resistance Ohm's law Magnetic force Faraday electromagnetic induction Lenz'law motional emf transformer primary secondary coil RC capacitor capacitance RL RCL RLC alternating current series resonance impedance cpacitive reactance RMS root mean square a.c. inductor inductance Lissajous figure NOT logic gate NPN transistor amplifier Java applet