write notes on contact force their types with suitable examples in 300 words
Answers
Answer:
A contact force is any force that requires contact to occur.Contact forces are ubiquitous and are responsible for most visible interactions between macroscopic collections of matter.
Types of contact force:
Frictional Force: Friction is a force exerted by a surface against the motion of a body across its surface. ...
Applied Force: Force which is applied to an object by another object. ...
Normal Force: The normal force is also called Support force.
Explanation:
Moving a couch across a floor, pushing a car up a hill, kicking a ball or pushing a desk across a room are some of the everyday examples where contact forces are at work. In the first case the force is continuously applied by the person on the car, while in the second case the force is delivered in a short impulse.Moving a couch across a floor, pushing a car up a hill, kicking a ball or pushing a desk across a room are some of the everyday examples where contact forces are at work. In the first case the force is continuously applied by the person on the car, while in the second case the force is delivered in a short impulse.
Moving a couch across a floor, pushing a car up a hill, kicking a ball or pushing a desk across a room are some of the everyday examples where contact forces are at work. In the first case the force is continuously applied by the person on the car, while in the second case the force is delivered in a short impulse.