what is force???????????
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- A force is an effort that changes the state of an object at rest or at motion.
- It can change an object's direction and velocity.
- Force can also change the shape of an object.
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✦ Normal force :
- The normal force is the force that surfaces exert to prevent solid objects from passing through each other.
✦ Applied force :
- An applied force is a force that is applied to an object by a person or another object.
✦ Frictional force :
- Frictional force refers to the force generated by two surfaces that contacts and slide against each other.
✦ Tension force :
- The tension force is defined as the force that is transmitted through a rope, string or wire when pulled by forces acting from opposite sides.
✦ Spring force :
- The spring force is the force exerted by a compressed or stretched spring upon any object that is attached to it.
✦ Resisting force :
- Resistive force is a force, or the vector sum of numerous forces, whose direction is opposite to the motion of a body.
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Explanation:
Force: a push or a pull on an object is called force. Force may impart motion to an object. • it is applied on an object in the same direction add to one another. • Magnitude: the strength of a force is usually expressed by its magnitude.
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