Category Archives: Flashscience.com

Rectification and smoothing

Explore the use of half and full rectifiers, changing capacitance and load. (View in full window) Downloads: Flash source file (.fla)  Flash (.swf) Mac application (.app) Windows Application (.exe)

Posted in Flashscience.com, Further Electronics, How can AC electricity charge a DC device?, Simulations, Unit 3/4 Detailed Studies | Tagged , | Leave a comment

Stopping distance simulation

This animation shows how the braking distance of a car is determined by the speed of the car and the road conditions. Enter a speed from 0 – 120km/h & a reaction time from 0 to 2 seconds to calculate … Continue reading

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Circuit calculations

(View in full window) This object shows the relationship between current & voltage when changing resistance The differences in current and voltage relationships can be seen. Drag the red sliders to change the resistance between 1 & 100Ω and change … Continue reading

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Flashscience.com

Prior to developing this website, I worked on another project: Flashscience.com. This was a collection of various Flash based learning object that I had made for various classes. Some are still great, some looking bit dated. Since I started the … Continue reading

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Kirchhoff’s laws

(View in full window) This learning object describes Kirchhoff’s laws of current and potential, and how current can be calculated in a multi-loop circuit. Downloads: Flash source file (.fla) Flash (.swf) Windows executable (.exe) Mac application (.app)

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Reaction time tester

(View in full window) Test your time to react to visual or audio cues. Downloads: Flash source file (.fla)  Flash (.swf) Mac application (.app) Windows Application (.exe)

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Logic gates

(View in full window) Logic gates form the basis of digital electronics. Logic gates are integrated circuits that have a voltage output (high, low or on,off) based on the input voltages & conditions. The basic types of logic gates are … Continue reading

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Capacitor charging

(View in full window) This animation shows the charge and discharge of a capacitor. You can see how the time taken depends on the resistance & capacitance of the circuit. Use the sliders to change the values of battery voltage, … Continue reading

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Diode IV curves

(View in full window) This animation shows the relationship between voltage and current for diodes. Downloads: Flash source file (.fla)  Flash (.swf)  Mac application (.app)  Windows Application (.exe) 

Posted in Electronics & Photonics, Flashscience.com, Simulations | Tagged , | 1 Comment

Radioactive decay & half-lives

(View in full window) The eventual decay of any particular radioactive atom is random – we can not know when it will decay. The half life of an isotope is the time that it takes for half of the atoms … Continue reading

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