Give any three examples on Newton's laws of motion
Answers
Answer:
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Explanation:
Newton's First Law :
Newton's first law states that every object try to remain at rest or in uniform motion in a straight line unless an external force is applied to it .
let's see the examples of Newton's First law :
Tightening of seat belts in a car when it stops quickly.
A ball rolling down a hill will continue to roll unless friction or another force stops it.
Shaking a bottle of ketchup. When bringing the bottom down, the suddenly stopping it, inertia is what causes the ketchup to come out of the bottle.
Newton's Second Law :
Newton's second law states that the acceleration of an object is dependent upon two variables - The net force acting upon the object and the mass of the object. { F = ma } ...
let's see the examples of Newton's Second law :
The force exerted by a ball when it bounces back from a rigid wall can be found by calculating the difference in the momentum before and after it hits the wall. Then it is divided by the time interval it took so as to get the force it exerts on the wall. By Newton's third law, this force is equal and opposite to the force exerted by the wall on the ball.
It is easier to push an empty shopping cart than a full one, because the full shopping cart has more mass than the empty one.
Some elevators have a sign saying that only a certain amount of people can use it at a time, because they have a maximum acceleration and force with which they move, which means they can only sustain a maximum mass, which is then translated into a certain number of people.
Newton's Third Law :
For every action, there is an equal and opposite Reaction .
let's see the examples of Newton's Second law :
Jumping to land from boat: The action force applied on the boat and the reaction force punch you to land. The action force push the boat backward.
Slapping: When you slap someone your hand feel pain as well as the check of the victim. The pain in check due to action and in palm due to reaction force.
Rocket: Then the rocket tool flight it exhaust the gas from it's back. The reaction force push rocket forward.
example of newtons third law of motion are ubiqutions in every day life for example, when you jump, your legs
apply a force to the ground, and the ground applies and equal and oppsite rectoin force that proples you into the air