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Relativistic kill vehicle

en.wikipedia.org/wiki/Relativistic_kill_vehicle

A 1 kg mass traveling at 99% of the speed of light would have a kinetic energy of 5.47×10<sup>17</sup> joules. In explosive terms, it would be equal to 132 megatons of TNT ...

Ch 16 Think and Explain Answers

www.batesville.k12.in.us/physics/PhyNet/Mechanics/Relativity/answers/ch_16_assignment.htm

May 4, 2009 ... If the meter stick were traveling at 99.5% of the speed of light with its ... Everything would seem normal to you, since they do not have a high ... The momentum (and kinetic energy) of a particle pushed to the speed of light would be infinite! ... This is why no object can move at or faster than the speed of light.

special relativity - Accelerating particles to speeds infinitesimally ...

physics.stackexchange.com/questions/1557/accelerating-particles-to-speeds-infinitesimally-close-to-the-speed-of-light

Dec 2, 2010 ... Since the speed of light is a finite number, why can we go so close to its speed but not quite ... If we've gotten so close by giving it larger and larger acceleration ... And how much of a difference is there between 99.99% the speed of ... You would need infinite amount of energy to get to c from something less.

If a particle is moving at the speed of light are its potential and kinetic ...

www.quora.com/If-a-particle-is-moving-at-the-speed-of-light-are-its-potential-and-kinetic-energies-equal

Kinetic Energy is the measure of energy due to speed of that object whereas Potential Energy ... What would happen if a cosmic subatomic particle with speed close to that of light and with ... If objects can't move at the speed of light unless they have infinite energy, why can light particles travel then at the speed of light?

Q: What would you experience if you were going the speed of light ...

www.askamathematician.com/2010/11/q-what-would-you-experience-if-you-were-going-the-speed-of-light/

Nov 13, 2010 ... The original question was: If I'm moving at the speed of light towards you and I ... and converting them into kinetic energy would get you going really fast, ... point ( no experiment you could possibly do would conclude otherwise). ... But from the perspective of the photon (i.e. the light particle) no time will hav...

How to calculate kinetic energy of a particle moving with speed close

www.quora.com/How-do-I-calculate-kinetic-energy-of-a-particle-moving-with-speed-close-to-that-of-light

Nov 25, 2015 ... A2A To calculate the kinetic energy of a particle moving with velocities comparable to ... of a particle moving with velocities comparable to speed of light, ... What would happen if a cosmic subatomic particle with speed close to ... light with kinetic energies of over 4 MeV, how much heat could they produce?

Q: How can photons have energy and momentum, but no mass ...

www.askamathematician.com/2010/09/q-how-can-photons-have-energy-and-momentum-but-no-mass/

Sep 8, 2010 ... Anything with zero mass always travels at the speed of light. ... Say you have an object with mass m, that isn't moving (P=0). ... This would occur regardless of whether kinetic energy was present, everything that travels ... 7) Particles with rest mass (higgs mass) can't travel at light speed because any amount ...

Can You Really Go Back in Time by Breaking the Speed of Light ...

www.pbs.org/wgbh/nova/blogs/physics/2015/08/can-you-really-go-back-in-time-by-breaking-the-speed-of-light/

Aug 17, 2015 ... But if it could, the conventional wisdom goes, it would travel back in time. ... Time Travel and the speed of light have NOTHING WHATEVER to do ... I don't much buy time travel. ... Even the floating mineral dust in space carry kinetic energy with it. ... If particles never moved, we would not experience time.

Relativity - Ask the Physicist!

askthephysicist.com/relativity.html

When you move with your S' frame with speed v in the positive x direction, the ... if black hole has enormous gravitational pull, can it attract light?? if yes, does this ... You assume that if the train has a speed v relative to the earth and the light .... K ≈ mv<sup>2</sup> is the kinetic energy of in classical mechanics of a particle of mas...

Faster Than Light Travel - Alternative Physics

www.alternativephysics.org/book/FasterThanLight.htm

Firstly SR tells us that if you try to accelerate an object to light speed, its mass will ... So a particle moving at field speed could not move faster than light because the ... If you can't get a light-weight bullet beyond 1500 m/s then how could you get a ... The rocket exhaust would leave the rocket at speeds much less than ligh...

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If a 1kg mass was accelerated close to the speed of light would it ...

physics.stackexchange.com

Jan 20, 2011 ... Would it stay a black hole if you then decreased the speed?" ... So you can look at that 1-kg mass in a reference frame that's moving along with it. ... probably does get stronger because the rotational kinetic energy gravitates. If ... When a particle is continuously accelerated there is an apparent event hori...

If a particle with rest-mass were to, in theory, travel at the speed of light

scienceline.ucsb.edu

The total energy is theparticle's rest mass energy PLUS its kinetic energy. ... energy of a particle moving at speeds close to the speed oflight (relativistic speeds) ... They get arbitrarilyclose to the speed of light, but theoretically nothing can actually ... If you plug in numbers where v is much smaller than c (for an object t...

What would happen if something could go faster than the speed of ...

www.quora.com

What do you want us to say? Physics says you can't go faster than the speed of light in a ... You asked what happens if the body starts to move faster than light. ... Therefore objects need infinite energy to reach the speed of light. ... if you accelerate an object (already traveling faster than light) it'll lose kinetic energy...