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9 answers

If you and your vehicle are already traveling at the speed limit for light within that specific medium, then you are already not seeing any static objects and so therefore there is nothing to illuminated in front of you.

Presumably you will have already worked out your path of travel such that you are not on a collision course, but even if you hadn't I don't think having headlights would do you any good anyway...since your ability to maneuver a vehicle traveling at light speed would be gone.

2007-11-19 08:42:45 · answer #1 · answered by gottjoshie 2 · 0 1

First of all, you can't go EXACTLY the speed of light. It would take an infinite amount of energy. But we can say you're going pretty much the speed of light... say 99.9% of lightspeed.

To an outside observer, you will be travelling at about the same speed as the light coming from your headlights. For all practical purposes, it will probably seem like all the photons are bunching up in front of you. In fact, they WILL be bunching up and making the beam from your lights about a thousand times more powerful (the frequency will increase - a.k.a. 'red shift' or 'blue shift'). It's the same thing that causes a sonic boom from an airplane from engine noise. Only this would be a 'photonic boom', so to speak.

YOU, on the other hand, wouldn't notice anything strange. Your lights would flick on and your headlight beams would look much the same as they always did to you. This paradox is explained by time and length dilation. The reason the photons from your headlights seem to be going away from you at normal speed is that you experience LESS time and LESS distance. About a thousand times less altogether. It would be like every second that passes for you is about sixteen minutes for your headlights.

2007-11-19 16:41:41 · answer #2 · answered by Doctor Why 7 · 0 1

As soon as you reach the speed of light, you can no longer be matter. You couldn't turn on the headlights because the switch could not be touched. Also, you'd be ripped apart, probably on fire, and long dead before then.

2007-11-19 16:42:12 · answer #3 · answered by Anonymous · 0 0

u wud see a light,
same as if u were goin 2 mph.

cos if u throw a tennis ball forward and it goes forward at 5mph,then if u throw the same tennis ball from the front of a train going at 100mph then it wud be going at 105mph

and so if u turn loights on while travling at the speed of light, then the light wud go twice the speed of light.

phew

2007-11-19 16:42:34 · answer #4 · answered by Anonymous · 0 0

lol, i dont think anything would happen, since the light would just travel the same speed as the car. i like that question, thta was funny!

2007-11-19 16:38:56 · answer #5 · answered by Silver Phoenix 4 · 0 0

Steven Wright gets a royalty payment.

2007-11-19 19:55:11 · answer #6 · answered by gunplumber_462 7 · 0 0

you blow up and internally combust

2007-11-19 16:42:40 · answer #7 · answered by Anonymous · 0 0

Your questions make me smile. ;)

2007-11-19 16:41:49 · answer #8 · answered by interpreters_are_hot 6 · 1 2

very cute question!

2007-11-19 16:39:36 · answer #9 · answered by imthatgirl 3 · 0 1

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