Under the Lorentz transformation, a stationary observer relative to the object observes a greater mass of the object. The mass of the object is the same in the objects reference frame.
2007-02-19 00:05:24
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answer #1
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answered by Anonymous
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you're superb that as an merchandise beneficial properties velocity its mass will develop. it relatively is subsequently of Einsteins equation E = mc^2. As an merchandise beneficial properties velocity it beneficial properties means that's saved in its kinetic means. So this means would be equated to mass. it relatively is the reason a continuing tension does not produce a continuing acceleration. so as an merchandise will develop its kinetic means it demands greater tension to develop up it. So if an merchandise with any relax mass have been to attain the cost of sunshine that's going to require a limiteless volume of tension to develop up it to this velocity. considering tension and means are correct it might additionally require a limiteless volume of means. considering this means would be conserved as kinetic means this would infinitely develop the mass of the object. through fact the strain of gravity is ruled via the mass of an merchandise and the gap far flung from it this means that the gravity felt via an merchandise shifting on the cost of sunshine would develop. i do no longer understand if it might grow to be a black hollow nonetheless. As an merchandise gets nearer to the cost of sunshine there's a phenomenon stated as length contraction. This reasons the object to, curiously, get smaller interior the path of its return and forth. If the object have been vacationing on the cost of sunshine the Lorentz factor would be undefined and so i do no longer understand the way it might look. A black hollow has a singularity at its heart, this merchandise does not have a singularity. i'd have a top yet an undefined width, and so would desire to no longer be a factor. through this the dimensions of an merchandise does not relatively count quantity, it relatively is frequently the mass that's of consequence. that's going to be stated that each and all and sundry of those outcomes would in basic terms be seen from an outdoors reference physique. in case you have been in a deliver shifting on the cost of sunshine you does not be conscious something changing. a minimum of so some distance as i understand.
2016-10-16 00:12:57
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answer #2
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answered by ? 4
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Now as you asked,here there is confusion surrounding the subject of mass in relativity. This is because there are two separate uses of the term. Sometimes people say "mass" when they mean "relativistic mass", mr but at other times they say "mass" when they mean "invariant mass", m0. These two meanings are not the same. The invariant mass of a particle is independent of its velocity v, whereas relativistic mass increases with velocity and tends to infinity as the velocity approaches the speed of light c. They can be defined as follows,
mr = E/c2
m0 = sqrt(E2/c4 - p2/c2)
Where E is energy, p is momentum and c is the speed of light in vacuum. The velocity dependent relation between the two is,
mr = m0 /sqrt(1 - v2/c2)
Of the two, the definition of invariant mass is much preferred over the definition of relativistic mass. These days when physicists talk about mass in their research they always mean invariant mass. The symbol m for invariant mass is used without the suffix 0. Although relativistic mass is not wrong it often leads to confusion and is less useful in advanced applications such as quantum field theory and general relativity. Using the word "mass" unqualified to mean relativistic mass is wrong because the word on its own will usually be taken to mean invariant mass. For example, when physicists quote a value for "the mass of the electron" they mean invariant mass.
WHY DOES MASS CHANGE???
In short the rest mass is not changing..where as the the energy acquired by the velocity of the object is changing its invariant mass
IN SIMPLE WORDS because of the equivalence of energy and mass, the energy which an object has due to its motion will add to its mass and the energy associated with motion appears as an extra mass, so things get heavier when they move.
Coming to your question,the mass(i.e invariant mass) is adding up as the object is reaching to the velocity of light,so the mass is increasing in this case
Mass here is rather gained but not removed. we cannot REMOVE the mass(i.e invariant mass),rather we can increase it by moving with high velocities
2007-02-19 00:45:12
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answer #3
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answered by Prakash 4
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The mass isn't removed it is added, due to the equation from Einstein E=mc(squared) With c being a constant, as the energy is increased( as the object gets faster), the mass has to increase as well.
2007-02-19 00:07:51
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answer #4
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answered by Ghostrider1965 2
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As you add energy mass goes up because of E=MC2. Objects get heavier as they approach the speed of light. That is why you can't get to the actual speed of light because the weight will become infinite.
2007-02-19 00:03:55
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answer #5
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answered by Anonymous
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