Propellers

When the user stands at the table, he/she will press the start button on the control panel to start blowing air and adjust the blowing speed with the rotary knob. By turning the air blowing pipe at certain angles, it will create a wind effect on the turbines. They will discuss which turbine will have more revolutions and speed in an identical wind based on the values on the meters. Will be able to interpret the advantages of turbines according to their propeller shapes.