by Arielle Hudson
Published 3 years ago
Updated 2 years ago
Answer: Friction can be reduced to a great extent by polishing surfaces or by using a large amount of lubricants such as oil, water, or grease but we cannot reduce friction to zero.Mar 3, 2021
What are 5 ways friction can be reduced?
Methods for Reduction friction:Make the surfaces little more smoother. ... Lubrication is another way to make a surface smoother. ... Make the object more streamlined. ... Reduce the Normal force acting between the surfaces in contact. ... Reduce the contact between the surfaces, so that less number of bonds will be formed.
What are 10 ways to reduce friction?
Methods of reducing frictionMake surfaces smooth by grinding.Lubrication.Streamlined body.Reduce pressure or weight on the object.Reduce contact between surfaces by electrostatic magnetic levitation etc.Use rolling friction instead of sliding friction.Use fluid friction instead of the dry friction.
What are the 3 ways in which friction can be reduced?
Friction can be reduced by: lubricating the surfaces. use of ball bearings (i.e. replacing sliding friction with rolling friction) streamlining the body.lubricating the surfaces.use of ball bearings (i.e. replacing sliding friction with rolling friction)streamlining the body.
What things reduce friction?
Silicone aerosols, oils, grease and ball bearings are all used to reduce friction. Air resistance force is the force of air pushing against a moving object. Air resistance (also called drag) is a type of frictional force.
How can we reduce friction Brainly?
1)Friction can be reduced by making the surface smooth by polishing. 2)Friction can be reduced by applying lubricants (like oil or grease) to the rubbing surface. 3)Friction can be reduced by using wheels to move objects. 4)Friction can be reduced by using ball bearing between the moving parts of machine.
What is the cause of friction How can we Minimise it class 8?
Friction can be minimized by using lubricants like oil and grease and by using ball bearing between machine parts. A substance that is introduced between two surfaces in contact, to reduce friction, is called a lubricant. Fluid friction can be minimized by giving suitable shapes to the objects moving in the fluids.
How can you reduce force?
Reducing forceReduce the forces required eg use other power sources rather than muscle power.Reduce the frequency with which force needs to be applied.Reduce the time spent applying force. This especially relates to static forces that applied and sustained for steadying or supporting items or gripping tools.
What does it mean to reduce friction?
Reduce friction simply means the lowering the resistance of the body. There are many different types of approaches and methods to reduce friction. Let us see those methods in details. By grinding the surfaces to a smooth finish. By making use of lubricants.
How can you say that rolling reduces friction Class 8?
Answer: Rolling friction is less than sliding friction because of the minimal surface of contact between two surfaces. For a rolling body, the contact surface area is less and goes on changing.
How does water reduce friction?
Whether water acts as a lubricant or not depends on the nature of the two surfaces. For water to reduce friction, it must reduce the contact area between two surfaces by separating them and acting as a barrier. It can only do this if neither surface is absorptive, otherwise the water won't remain between them.
Can we reduce friction 20 explain?
Friction can be reduced by polishing surfaces or using large amount of lubricants such as oil, water, or grease but we cannot reduce friction to zero. Friction exists at even atomic levels too. We cannot completely eliminate friction.
What are the 4 types of friction?
There are mainly four types of friction: static friction, sliding friction, rolling friction, and fluid friction.
Can water reduce friction?
Water can either increase or decrease the friction between two surfaces. Water reduces the friction between rubber tires and road pavements. That's why drivers have to be extra careful not to skid when roads are wet. Water can increase the friction between your fingers and a sheet of plastic.
Does oil reduce friction?
Engine Oil The main function of motor oil is to reduce friction and wear on moving parts and to clean the engine from sludge (one of the functions of dispersants) and varnish (detergents).
Can sand reduce friction?
Adding a small amount of water to sand can significantly reduce the sliding friction. Everyone who has been to the beach will know that dry sand doesn't make good sandcastles—the grains slump into a puddle when the bucket is lifted.
Why do we need to reduce friction?
Friction is a necessary evil which causes a lot of wear and tear in machine parts that move against each other. It erodes the surfaces and destroys their symmetries. Hence, in such cases it is desirable to reduce friction.
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