Law 3. The frictional force depends on the surfaces in contact and its limiting value is directly proportional to the normal reaction between the surfaces. The coefficient of static frictionμs is the ratio of
Law 1. The frictional force is always in such a direction as to oppose relative motion and is always tangential to the surfaces in contact. • Law 2. The frictional force is independent of the apparent areas of the surfaces in contact. • Law 3. The frictional force depends on the su...
When two objects in contact are forced to move on each other, the resistant force that occurs at the contact surface opposite the direction of movement is friction. Friction that exists before one of the objects starts to move is calledstatic frictional force. Static friction is the amount of ...
求翻译:frictional force that depends both on the position and relative是什么意思?待解决 悬赏分:1 - 离问题结束还有 frictional force that depends both on the position and relative问题补充:匿名 2013-05-23 12:21:38 摩擦力,取决于双方对位置和相对 匿名 2013-05-23 12:23:18 匿名 2013-05...
Frictional force is a contact force i.e. for an object to experience friction, it must be in contact with another object. For e.g. walking on the road, writing on a notebook or blackboard or on any surface, sliding on a slide, or applying brakes on a vehicle. Friction depends on ...
force before slipping. The total of the maximum static friction force is the same as the static coefficient of friction times the normal force existing between the box and the surface. This coefficient of friction is a property that depends on both materials and can typically be looked up in ...
来自辞典例句 7. The frictional dissipation will introduce an exponential decay. 摩擦耗散可导致指数式的衰减. 来自辞典例句 8. It has enough energy to overcome the frictional resistance in valves and registers. 它有足够的能量克服阀门和记录器的摩擦阻力. 来自辞典例句 9. The frictional force between a...
Third, the Triboindenter has a relatively sharp tip with nanoasperities, whereas asperities coming in contact at the macroscale test range from nanoaspereties to much larger asperities which may be responsible for larger values of friction force on macroscale. As a fourth and final difference, ...
Incline angle b?b0 may still make friction anisotropy possible, but one can expect that friction force weakly depends on the direction of motion and its values are very similar at positive Vw0and negative Vv0 velocities. Another situation appears at some intermediate constant Kb, when the probe...
friction forcerelative velocityA novel thermo-mechanical model of frictional self-excited stick-slip vibrations is proposed. Contrary to the tribo-mechanical models known in literature, the proposed model does not include any massless elastic parts. The applied friction force depends on a relative ...