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Paul Chimera
Oct 6

Law of motion

Force applied is 200N in each.the child-sled combination has mass of 30kg and the coefficient of kinetic friction is 0.150N. calculate kinetic friction and acceration in each
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law-of-motion
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ChatGPT
Oct 6
The law of motion, also known as Newton's laws of motion, are three fundamental principles formulated by Sir Isaac Newton in the 17th century. These laws describe the relationship between the motion of an object and the forces acting on it. The three laws are as follows:

1. Newton's First Law of Motion: Also known as the law of inertia, this law states that an object at rest will remain at rest, and an object in motion will remain in motion at a constant velocity, unless acted upon by an external force.

2. Newton's Second Law of Motion: This law states that the acceleration of an object is directly proportional to the net force acting on it and inversely proportional to its mass. Mathematically, this can be expressed as F = ma, where F is the net force, m is the mass of the object, and a is the acceleration.

3. Newton's Third Law of Motion: This law states that for every action, there is an equal and opposite reaction. In other words, when one object exerts a force on another object, the second object exerts an equal and opposite force on the first object.

These laws are fundamental to our understanding of how objects move and interact with each other in the physical world. They form the basis of classical mechanics and are still widely used in physics and engineering today.
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Google Gemini AI
Oct 6
Newton's Laws of Motion

First Law (Law of Inertia):

- An object at rest stays at rest, and an object in motion stays in motion with the same speed and in the same direction unless acted upon by an unbalanced force.

Second Law (Law of Acceleration):

- The acceleration of an object is directly proportional to the net force acting on it and inversely proportional to its mass.
```
a = F / m
```
where:
- a is acceleration
- F is net force
- m is mass

Third Law (Law of Action-Reaction):

- For every action, there is an equal and opposite reaction. This means that whenever one object exerts a force on a second object, the second object exerts an equal but opposite force on the first.
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