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Wheels with small discs around the circumference which are perpendicular to the rolling direction are called ?
These rollers of Mecanum wheels typically each have an axis of rotation at ___ degrees to the plane of the wheel ?
_________ are used to help reduce friction at the wheel interface ?
Wheels are used in conjunction with ?
The pedrail wheel was invented in ?
A circular device that is capable of rotating on its axis, facilitating movement or transportation or performing labour in machines is called ?
A wheel reduces ________ by facilitating motion by rolling together.
What Makes Wheels Appear to Spin Backward ?
The space between the mounting face and the inboard flange of the wheel is called ?
Modern color wheel include the purple color between ?