Tuesday, July 30, 2013

graviton and gravity

Graviton


                                                               As all we knows that gravity is attracting all objects to its center. As a living individual in earth we can see so many examples that earth’s gravity is attracting the object at free fall. All we know that every objects are having its own potential energy on earth’s surface. If an object at any height  from the surface of earth  we can calculate its potential energy from the equation PE  = mgh. Now a days scientist are searching to find the interacting particle of gravity which is called graviton. According to me if an object gets motion it have to gain some external energy or a pull from a force produced by an external source of energy. All we knows that an object at rest with a height (h) will fall down to the surface of earth if there is no any external force holding it. It was explained by Newton by his famous theory of gravity.
                                       
                          So here we can say that the object will fall to the earth’s surface by the force of gravity. As I said previous paragraph an object will gets motion by a force from a source of energy. According to Newton’s laws of motion if there is no any force (produced by a source of energy) acting on an object at rest, it will remain as the same. So here, for a falling object to the surface of earth, gravity is the source of energy. If we consider planks law we can find that the energy will emitted by source always as quanta and quanta are the small packets of energy. At the present stage physics we all are agreeing it too.

                                                                  Now here we can say that all the elementary particles are made up of so many quanta of energies. So all the fundamental fermion particles like quarks or leptons are made up of quanta of energy. So an atom is fully made with bundles of quanta of energy. As I said before an object will gets motion once it will be affected by an external energy. So some quanta of energy is needed to change an objects state. For a free falling object the energy will be getting from gravitational force. So gravitational force also must contain bundles of energy  like quanta to attract the falling objects. So these bundles of quanta of energy we can call as graviton. At presently it is classified as particle in hypothetical model.
                                                                 Now we will go through the falling object to the earth’s surface. All we knows that, a free falling object to the earth’s surface will accelerate at the rate of 9.8 m/s. So to accelerate the free falling body earth have to act as a source of energy (for the free falling motion) on the object. So earth (gravity) will apply some amount of quanta of energy to the falling object. These quanta of energy we can call as graviton. These quanta of energy is interacting between the falling object and the gravity of earth.
                                               Albert Einstein describes very well about gravity in his theory of general relativity. Here I am not trying to explain gravity but I would like to demonstrate the interacting particle of gravity. As I said before according to Newton’s law gravity is producing a force on the falling object. The force is always by energy so force we can call as energy. So the force will be in the form of quanta of energy. So once the gravity is acting on an object and undergoes falling, it will gain the bundles of quanta of energy. By the absorbed amount of quanta of energy the object will gain kinetic energy and it will gets motion. So here we can say that the quanta of energy by the gravity (graviton) is giving the kinetic energy to the falling object.

                                               All we knows that every objects at earth’s gravitational field are having its own potential energy. so nowhere we can say that gravity is always keeping a potential energy field according to the strength of gravity. Now we will take two equal massed objects (A & B) and can kept them at different heights on earth’s gravitational field. Now we will do some experiments with these two equal massed objects. At first we will kept object A at 5m height and object B at 3m height. We can say these two are having potential energy of (mg5) and (mg3) accordingly with objects A and B. now we will drop these two objects together at the same time and we can find the object B will reach to the surface first. These two bodies are having same mass and the gravity accelerate these two as the same rate. Here object A is having more potential energy than that of object B. Now we will repeat the same experiment but this time will drop the object A at first. Once the object a reach at the same height of object B we will drop object B too. This time the object A will reach to the surface first. At the height of object B these two are having the same potential energy but object A is already accelerated and having kinetic energy too. So it will reach first to the surface.

                                                     All the objects are having its own gravitational field. Now we will look at these two objects (A & B) which are at rest in earth’s surface and the potential energy is zero. Now we will try to lift the objects and place them into two different heights. Once we lift the object from the surface of earth to a height the object will lose the conserved graviton particles gradually to the earth’s gravitational potential field. Once it is falling it will gain the sufficient amount of graviton particle and conserve in it. This will cause the weight difference on objects. This we can clearly observe when we take an object from earth to the moon, the weight difference we can observe clearly. At moons surface the gravitational potential is less so the object can absorb only that much amount of graviton particle. This will show the weight difference. If a celestial body entering to earth’s gravitational field it will absorb graviton from earth’s gravitational potential field and became part of earth’s gravity.

Negative vacuum energy and positive energy


                                                       As all we knows our universe is containing two different types of energies. One is negative vacuum energy and the other is positive energy which the universe is made up of. Positive energy contains all the matter, dark matter  and the other forms of energies in the universe. Here the positive vacuum energy never can absorb or emit negative vacuum energy. That means these two will never interact each other. One can pull or push the other only. The positive energy can pass through the negative vacuum energy and the vacuum can act as a medium to pass the positive energy freely.


                                                     Now we will consider two sufficiently equal mass at empty space attracting each other. The only force between them will be gravity. If these two objects are attracting each other and moves closer (because the distance between them allows to attract each other and to move closer. If they are moving together they will collide together at the end and the gravitational potential of these two will be unique. Here the masses are sufficiently equal so the gravitational potential fields of these two masses are also equal. At this time these two bodies will get accelerated during the motion due to the gravity. These two masses will absorb graviton and join together with a unique gravitational field. 

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