How physicists make lunch - Tesla Coil to cook hot dogs and Blue laser to make coffee
May 9th, 2008 Posted in Physics Humor
This is how physicists make lunch.
To make coffee, use the YAG laser beam.
Only Neanderthals use flames to cook, and microwave is so 20th century; let’s use high powered laser beams to make coffee. YAG laser, 300W 2.5kW would work fine for now.
To make hot dogs, let’s use the Tesla coil:
OK, a 10 foot tall baby coils by Nevada Lighting Lab would be just fine.
Almost at the end of the movie, you will see several sparks running down the pole - those are the hot dogs.
Here is a clearer picture of Tesla coil cooking hot dogs.


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May 9th, 2008 at 10:27 am
“Only Neanderthals use flames to cook, and microwave is so 20th century; let’s use high powered laser beams to make coffee.”
No. It is coffee that makes high power laser beam.
“Here is a clearer picture of Tesla coil cooking hot dogs.”
You intentionally confuse the public. It is the evidence how Tesla coil create the micro-blackholes which propagate towards the center of Earth to eat it.
May 9th, 2008 at 3:52 pm
Making coffee with a 300W laser might take some time… based on a rough calculation (4.18 kJ/(kg*K) * 200g * 80K / 300W) it would take more than 3 and a half minutes, not accounting for heat loss.
If I read the laser sign right, it’s a 2.5kW Nd:YAG, which gives a more plausible 27 seconds firing time.
May 9th, 2008 at 9:54 pm
@Matthias : This is not about cooking in the shortest amount of time, it’s about using the most fire power with coolest of lightening effects.
Thanks for pointing out that the laser is a 2.5kW laser; the bottom laser sign refers to 300W laser, but considering that it seems to be taking 20 seconds to heat up the cup, 2.5kw sounds correct.
@guess who : not sure about the blackholes but coffee is responsible almost all productive work that gets done in physics labs.
May 10th, 2008 at 6:15 am
Sunny Kalara:” not sure about the blackholes”
Again you are not sure. That is a whole problem:
“The whole problem with the world is that fools and fanatics are always so certain of themselves, and wiser people so full of doubts.”
May 10th, 2008 at 7:08 pm
[...] Via Talk Like a Physicist [...]
May 11th, 2008 at 5:40 pm
[...] to a rounding error in …Yes, But Does It Make Coffee? - http://xiombarg.livejournal.com/|||How physicists make lunch - Tesla Coil to cook hot dogs and Blue …Only Neanderthals use flames to cook, and microwave is so 20th century; let’s use high powered [...]
August 11th, 2008 at 1:02 am
[...] Via Talk Like a Physicist [...]
December 3rd, 2008 at 1:49 am
[...] well … er … ah … ok. [...]
December 3rd, 2008 at 4:55 am
[...] making coffee with lasers and cooking hot dogs with tesla [...]
December 3rd, 2008 at 8:56 pm
Regardless of wattage and blackhole, the REAL question is: are these hotdogs any good?
December 17th, 2008 at 4:15 am
Watch the first video (the one with the laser coffee) while listening to “Reefer man” by Cab Calloway. Fitting, and is the same length as the video.
March 8th, 2009 at 11:58 pm
[...] Via Talk Like a Physicist [...]
June 22nd, 2009 at 2:56 pm
[...] rock. The resulting product will fill two coffee mugs, but it’s a profitable business. * How Physicists Make Lunch. A YAG laser beam will do the coffee, and a ten-foor tall Tesla coil cooks the hot dogs! [...]