static friction
91stiction — ˈstikshə̇n noun ( s) Etymology: static (I) + 1friction : static friction …
92stiction — noun Etymology: static + friction Date: 1946 the force required to cause one body in contact with another to begin to move …
93Factor of adhesion — In railroad engineering, the factor of adhesion of a locomotive is the weight on the driving wheels divided by the starting tractive effort. This is an important statistic, because obviously extra power is pointless if there s not enough traction …
94Staple gun — A staple gun or powered stapler is a hand held machine used to drive heavy metal staples into wood or masonry. Staple guns are used for many different applications and to affix a variety of materials, including insulation, house wrap, roofing,… …
95Prestressed concrete — diagram Prestressed concrete is a method for overcoming concrete s natural weakness in tension. It can be used to produce beams, floors or bridges with a longer span than is practical with ordinary reinforced concrete. Prestressing tendons… …
96Collet — For other uses, see Collet (disambiguation). Collets A collet (  / …
97Bicycle gearing — The gearing on a bicycle is the selection of appropriate gear ratios for optimum efficiency or comfort. Different gears and ranges of gears are appropriate for different people and styles of cycling. Multi speed bicycles allow gear selection to… …
98Maximum tractive effort — The maximum tractive effort is the highest force that a vehicle can exert. The term tractive effort is usually used in connection with trains and rail locomotives. Like all forces, tractive effort is measured in newtons.For a locomotive to… …
99stiction — noun The static friction that prevents relative motion of objects in contact …
100Dual speed focuser — The Dual speed focuser is focusing mechanism in precision optics such as advanced amateur astronomical telescopes or laboratory microscopes. Dual speed focuser can provide two focusing speed on a set of co axial knobs.One for fast focusing and… …
