The concept of air force
When air flows across a surface, forces are generated in different directions e.g. resistance force and lifting force. When air flows under an object, dynamic reaction of air forms a lifting force.
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The structure of a stretching arm
It uses joints to connect and transfer energy.
In a mechanical motion, energy is transferred in both parallel movement and rotary movement.
The formation of magnetic force
Like poles repulse each other and unlike poles attract each other. Magnetic force is formed under the magnetic field.
The concept of magnetic force
In a magnetic…
The concept of electric generator
The main structure of the electric generator is divided into stator and rotor. Stator is made of silicon steel sheet and coil and the…
The concept of holographic projection:
It applies the concept of light reflection on human vision sensory to form visual effects. It also applies the concept of semi light refraction and…
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