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Ejs Ehu Central Forces Scatteringjar freeware
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Ejs Ehu Central Forces Scatteringjar

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Added: August 18, 2013 | Visits: 202

Newtonian Scattering Model The Ejs Newtonian Scattering model displays the gravitational scattering of a multiple masses incident on a target mass. The simulation displays the motion of the smaller. The number of particles and their initial spread, the gravitational constant, and the target mass's radius can be changed via... Platforms: Mac

License: Freeware Size: 1.33 MB Download (16): Newtonian Scattering Model Download

Added: September 23, 2013 | Visits: 338

N-body Orbits Model The Ejs N-body Orbits model displays the dynamics of three to five identical masses orbiting each other subject to Newtonian gravity. The simulation displays the periodic orbital motion of the masses. The initial configuration of the system can be changed via slider. You can modify this... Platforms: Mac

License: Freeware Size: 1.34 MB Download (18): N-body Orbits Model Download

Added: October 03, 2013 | Visits: 284

Quartic Potential Orbit Model The Ejs Quartic Potential Orbit model displays the dynamics of a mass orbiting a much larger mass subject to a quartic potential, C/r4. The simulation displays the motion of the smaller mass and the effective potential energy diagram. The initial energy of the system can be changed via textbox... Platforms: Mac

License: Freeware Size: 1.35 MB Download (17): Quartic Potential Orbit Model Download

Added: August 24, 2013 | Visits: 325

Orbiting Mass with Spring Force Model The Ejs Orbiting Mass with Spring Force model displays the frictionless dynamics of a mass constrained to orbit on a table due to a spring. The simulation displays the motion of the mass as well as the effective potential energy. The initial velocity, k/m, and the proper or natural length of the... Platforms: Mac

License: Freeware Size: 1.4 MB Download (18): Orbiting Mass with Spring Force Model Download

Added: September 15, 2013 | Visits: 279

Orbiting Mass with Constant Force Model The Ejs Orbiting Mass with Constant Force model displays the dynamics of an orbiting mass due to a constant force (a linear potential energy function). The simulation displays the motion of the mass as well as the effective potential energy. The initial conditions can be changed by dragging the... Platforms: Mac

License: Freeware Size: 1.41 MB Download (17): Orbiting Mass with Constant Force Model Download

Added: June 27, 2013 | Visits: 288

Harmonics and Fourier Series Model The Ejs Harmonics and Fourier Series model displays the sum of harmonics via a Fourier series to yield a new wave. The amplitude of each harmonic as well as the phase of that harmonic can be changed via sliders. In addition, several pre-set functions can be chosen to display. You can modify this... Platforms: Mac

License: Freeware Size: 1.34 MB Download (18): Harmonics and Fourier Series Model Download

Added: June 27, 2013 | Visits: 252

Doppler Effect Model The Ejs Doppler Effect model displays the detection of sound waves from a moving source and the change in frequency of the detected wave via the Doppler effect. In addition to the wave fronts from the source a graph depicting the time of emission and time of detection of each of the wave fronts... Platforms: Mac

License: Freeware Size: 1.41 MB Download (16): Doppler Effect Model Download

Added: June 15, 2013 | Visits: 279

Phase Space Plotter Model The Ejs Phase Space Plotter model displays the dynamics of an ensemble of pendula or simple harmonic oscillators in phase space (velocity versus position). Friction is initially set to zero but can be changed via a textbox as can the number of elements in the ensemble. For the pendulum ensemble,... Platforms: Mac

License: Freeware Size: 1.4 MB Download (18): Phase Space Plotter Model Download

Added: November 05, 2013 | Visits: 289

Lagrange Top Model The Ejs Lagrange Top model displays the motion of a heavy symmetric top under the effect of gravity. The top has an initial angular speed that provides the precessional, nutational, and rotational speeds. The ratio of Lz to Lx can be set via slider and the initial angular position and angular... Platforms: Mac

License: Freeware Size: 10.24 KB Download (16): Lagrange Top Model Download

Added: September 03, 2013 | Visits: 304

Quartic Oscillator Model The Ejs Quartic Oscillator model displays the motion of a bead moving without friction along a horizontal rod, while tied to two symmetric springs. Both the motion of the masses and the phase space plot are shown in the simulation. The natural length of the springs can be changed via textboxes.... Platforms: Mac

License: Freeware Size: 1.34 MB Download (18): Quartic Oscillator Model Download

Added: November 19, 2013 | Visits: 441

Normal Modes on a Loaded String Model The Ejs Normal Modes on a Loaded String model displays the motion of a light string under tension between two fixed points. The string is also loaded with N masses located at regular intervals. The number of masses on the string can be changed via textboxes. You can modify this simulation if you... Platforms: Mac

License: Freeware Size: 1.35 MB Download (19): Normal Modes on a Loaded String Model Download

Added: June 25, 2013 | Visits: 303

Strange Harmonic Oscillator Model The Ejs Strange Harmonic Oscillator model displays the motion of two masses connected by a massless rigid rod and the masses may move without friction along two perpendicular rails in a horizontal table. The energy of the oscillator system can be changed via a slider. You can modify this... Platforms: Mac

License: Freeware Size: 1.43 MB Download (21): Strange Harmonic Oscillator Model Download

Added: October 16, 2013 | Visits: 288

Waves and Phasors Model The Ejs Waves and Phasors model displays the motion of a transverse wave on a string and the resulting phasors for the wave amplitude. The simulation allows an arbitrarily polarized wave to be created. The amplitude, period, phase velocity and number of phasors displayed can all be changed via... Platforms: Mac

License: Freeware Size: 1.32 MB Download (17): Waves and Phasors Model Download

Added: October 04, 2013 | Visits: 242

Transverse Wave Model The Ejs Transverse Wave model displays the motion of a transverse wave on a string. The simulation allows an arbitrarily polarized wave to be created. The magnitude of the components of the wave and the relative phase between the components of the wave can all be changed via sliders. You can... Platforms: Mac

License: Freeware Size: 1.4 MB Download (17): Transverse Wave Model Download

Added: June 13, 2013 | Visits: 269

Resonance in a Driven String Model The Ejs Resonance in a Driven String model displays the displacement of taut string with its right end fixed while the left end is driven sinusoidally. The driving frequency, amplitude, and the simulation's dt can be changed via text boxes and the motion can be further fine tuned by zooming in... Platforms: Mac

License: Freeware Size: 1.36 MB Download (18): Resonance in a Driven String Model Download

Added: June 26, 2013 | Visits: 242

Spring Pendulum Model The Ejs Spring Pendulum model displays the model of a hollow mass that moves along a rigid rod that is also connected to a spring. The mass, therefore, undergoes a combination of spring and pendulum oscillations. The initial position and velocities, as well as the spring constant can be changed... Platforms: Mac

License: Freeware Size: 1.37 MB Download (16): Spring Pendulum Model Download

Added: October 16, 2013 | Visits: 287

Waveguide Model The EJS Waveguide model displays the motion of a traveling wave forced to move between two walls in a waveguide. The two walls are located at y = 0 and a, so that its normal modes are u(t,x) = A sin(n ?Y?* y/a) cos(k x - ?Ya* t) with n equal to a positive integer. The phase velocity and number of... Platforms: Mac

License: Freeware Size: 1.44 MB Download (20): Waveguide Model Download

Added: October 10, 2013 | Visits: 304

Action for the Harmonic Oscillator Model The Ejs Action for the Harmonic Oscillator model displays the trajectory of a simple harmonic oscillator by minimizing the classical action. The simulation displays the endpoints of the motion (t,x) which can be changed by using the textboxes or dragging, and displays the new trajectory as well... Platforms: Mac

License: Freeware Size: 1.33 MB Download (19): Action for the Harmonic Oscillator Model Download

Added: November 18, 2013 | Visits: 213

Duffing Phase Model The Ejs Duffing Phase model computes the solutions to the non-linear Duffing equation, which reads, x'' + 2?zN*x' - x (1 - x2) = f cos(?Ya* t), where each prime denotes a time derivative. The simulation displays the evolution of a group of oscillators with similar initial parameters on a phase... Platforms: Mac

License: Freeware Size: 1.38 MB Download (18): Duffing Phase Model Download

Added: September 23, 2013 | Visits: 254

Duffing Chaos Model The Ejs Duffing Chaos model computes the solutions to the non-linear Duffing equation, which reads, x'' + 2?zN*x' - x (1 - x2) = f cos(?Ya* t), where each prime denotes a time derivative. The simulation displays two solutions with different initial positions and a plot of phase. The evolution... Platforms: Mac

License: Freeware Size: 1.38 MB Download (18): Duffing Chaos Model Download

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