Table of Contents
What is stick-slip motion?
Stick slip refers to the fast movement that occurs between two sides of a fault when the two sides of the fault become unstuck. The rock becomes distorted, or bent, but holds its position until the earthquake occurs.
Why does stick-slip phenomena occur?
Once a critical force has been attained (to overcome the static friction), slip occurs at the interface and energy is released so that the frictional force decreases. This stick–slip phenomenon can occur if the coefficient of static friction is much greater than the coefficient of kinetic friction.
How do you stop stick-slip motion?
How to Avoid Stick-Slip in Your Seals
- Material hardness, elasticity, friction, and chemical properties: ensure compatibility between surfaces.
- Surface roughness: ensure shafts or cylinders are neither too smooth nor too rough.
- Fluid lubricity: change fluid if necessary, or use oil treatments or friction reducers.
Is walking an example of sliding friction?
If the force of sliding friction is higher than the force moving the object, it will deaccelerate and come to rest. While walking is not an example of sliding friction, examples include hands rubbing together, a broom sweeping a floor, an ice skater gliding around the ice rink, and so on.
What are 4 examples of sliding friction?
Examples of Sliding Friction
- Rubbing both the hands together to create heat.
- A child sliding down through a slide in a park.
- A coaster sliding against a table.
- A washing machine pushed along with the floor.
- The frame and the edge of the door sliding against one another.
- A block being slid across the floor.
How is sliding friction used in everyday life?
Without friction between the shoes and the ground, you cannot walk properly. If there is no friction, all of us would be sliding around without any control over ourselves. While walking, you’re pushing your foot back as you try to step forward. Friction holds your shoe to the ground so you can walk around.
What is slide friction?
We can define sliding friction as the resistance created by any two objects when sliding against each other. This friction is also known as kinetic friction and is defined as the force that is needed to keep a surface sliding along another surface.
What is sliding and static friction?
STATIC FRICTION : is the friction exerted on an object at rest. SLIDING Friction: is the friction exerted when an object slides over surface with a working fluid in between the two bodies.
Why is sliding friction useful?
Sliding friction is friction that acts on objects when they are sliding over a surface. Sliding friction is weaker than static friction. That’s why it’s easier to slide a piece of furniture over the floor after you start it moving than it is to get it moving in the first place.
Stick-slip motion is one of the factors which makes fine adjustment of a slide difficult. For example, if the wheelhead of a grinding machine is to be adjusted to remove 0.01 mm from the diameter of a workpiece the slide must move 0.005 mm.
What is stiction (stick slip)?
Stick-slip, also referred to as “stiction,” is the bane of engineers and machine builders who need smooth, precise motion.
What is stick slip friction force?
Stick-slip is the alternate sticking and slipping which occurs when partially lubricated slides operate at low speed. This produces a saw-tooth form of friction force variation in the stick–slip range illustrated by the graph, Figure 6.16.
What is stick slip in geology?
Jump to Navigation. stick-slip Stick slip refers to the fast movement that occurs between two sides of a fault when the two sides of the fault become unstuck. The rock becomes distorted, or bent, but holds its position until the earthquake occurs.