Turning Effect due to Non-Perpendicular Forces
When applying the principle of moments to calculate the magnitude of a force creating a turning effect, where the force is not perpendicular to the length of the object, there are...
IP3 04 Forces
Tensegrity Explained
There is a new internet trend called "tensegrity" - an amalgamation of the words tension and integrity. It is basically a trend of videos showing how objects appear to float above...
Equilibrium of a Wall Shelf
This GeoGebra interactive allows students to vary the position of the centre of gravity of a shelf in order to observe the changes of the other two force vectors. The position of...
Forces in Equilibrium
While preparing for a bridging class for those JAE JC1s who did not do pure physics in O-levels, I prepared an app on using a vector triangle to "solve problems for a static point...
Hanging Forks
This simple demonstration can be done anywhere at home using the following items: an empty glass a toothpick two forks The video below demonstrates how to do it. When the forks...