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The ratio of limiting friction and normal reaction is known as
- a)coefficient of friction
- b)angle of friction
- c)angle of repose
- d)sliding friction
- e)friction resistance.
Correct answer is option 'A'. Can you explain this answer?
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Verified Answer
The ratio of limiting friction and normal reaction is known asa)coeffi...
When one body makes an attempt to slide over another body, an opposing force called the force of friction arises as a reaction to the applied force, and acts in the opposite direction. It is found experimentally that limiting frictional force, where is called the coefficient of static friction.
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Hence Option (A) is correct
For short Notes on Friction Of Rigid Bodies Click on the link given below:
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The ratio of limiting friction and normal reaction is known asa)coeffi...
Introduction:
Friction is a force that opposes the relative motion between two surfaces in contact. The force of friction is a function of the normal force between the two surfaces and the coefficient of friction between them. The coefficient of friction is a dimensionless quantity and represents the ratio of the force of friction to the normal force.
Explanation:
The ratio of limiting friction and normal reaction is known as the coefficient of friction. The coefficient of friction is represented by the symbol μ and is defined as the ratio of the force of friction (F) to the normal force (N) between two surfaces in contact.
μ = F/N
The coefficient of friction is a dimensionless quantity and has no units. It is a measure of the amount of friction between two surfaces and depends on the nature of the two surfaces in contact.
The coefficient of friction can take on different values depending on the nature of the surfaces in contact. For example, the coefficient of friction between two metal surfaces may be different than the coefficient of friction between a metal surface and a rubber surface.
The coefficient of friction can be determined experimentally by measuring the force of friction and the normal force between two surfaces in contact. The force of friction can be measured using a spring balance or a force sensor, while the normal force can be measured using a weighing scale or a load cell.
Applications:
The coefficient of friction is an important parameter in many engineering applications. Some of the applications of the coefficient of friction are:
1. Design of brakes and clutches: The coefficient of friction is an important parameter in the design of brakes and clutches. The higher the coefficient of friction, the greater the braking or clutching force.
2. Design of tires: The coefficient of friction between the tire and the road is an important parameter in the design of tires. The higher the coefficient of friction, the greater the traction and the better the grip on the road.
3. Design of conveyor belts: The coefficient of friction is an important parameter in the design of conveyor belts. The higher the coefficient of friction, the greater the grip between the belt and the material being conveyed.
Conclusion:
The coefficient of friction is a dimensionless quantity that represents the ratio of the force of friction to the normal force between two surfaces in contact. It is an important parameter in many engineering applications and can be determined experimentally by measuring the force of friction and the normal force between two surfaces in contact.
Friction is a force that opposes the relative motion between two surfaces in contact. The force of friction is a function of the normal force between the two surfaces and the coefficient of friction between them. The coefficient of friction is a dimensionless quantity and represents the ratio of the force of friction to the normal force.
Explanation:
The ratio of limiting friction and normal reaction is known as the coefficient of friction. The coefficient of friction is represented by the symbol μ and is defined as the ratio of the force of friction (F) to the normal force (N) between two surfaces in contact.
μ = F/N
The coefficient of friction is a dimensionless quantity and has no units. It is a measure of the amount of friction between two surfaces and depends on the nature of the two surfaces in contact.
The coefficient of friction can take on different values depending on the nature of the surfaces in contact. For example, the coefficient of friction between two metal surfaces may be different than the coefficient of friction between a metal surface and a rubber surface.
The coefficient of friction can be determined experimentally by measuring the force of friction and the normal force between two surfaces in contact. The force of friction can be measured using a spring balance or a force sensor, while the normal force can be measured using a weighing scale or a load cell.
Applications:
The coefficient of friction is an important parameter in many engineering applications. Some of the applications of the coefficient of friction are:
1. Design of brakes and clutches: The coefficient of friction is an important parameter in the design of brakes and clutches. The higher the coefficient of friction, the greater the braking or clutching force.
2. Design of tires: The coefficient of friction between the tire and the road is an important parameter in the design of tires. The higher the coefficient of friction, the greater the traction and the better the grip on the road.
3. Design of conveyor belts: The coefficient of friction is an important parameter in the design of conveyor belts. The higher the coefficient of friction, the greater the grip between the belt and the material being conveyed.
Conclusion:
The coefficient of friction is a dimensionless quantity that represents the ratio of the force of friction to the normal force between two surfaces in contact. It is an important parameter in many engineering applications and can be determined experimentally by measuring the force of friction and the normal force between two surfaces in contact.
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The ratio of limiting friction and normal reaction is known asa)coefficient of frictionb)angle of frictionc)angle of reposed)sliding frictione)friction resistance.Correct answer is option 'A'. Can you explain this answer?
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