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3answers
183 views

What decides the trajectory of shrapnel upon explosion?

What are the factors that govern over the path that shrapnel and/or other particles follow upon explosion of explosives(the ones that are planted i.e. stationary ones) etc. Is it possible to predict ...
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2answers
51 views

Is there a difference in the energy output of a nuclear fission reaction as opposed to fusion?

For example, if I split a Helium atom will I get the same amount of energy as when I fuse Hydrogen into Helium? If there is a difference, what will be the difference (in general not according to ...
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0answers
16 views

Does the force of releasing the latch of a spring-latch contraption affects the force generated by the spring?

There is this contraption in my class, where a rod is attached to a latch and a spring. By pulling the latch back behind a piece of metal, the latch is secured, the rod if pulled back and the spring ...
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0answers
43 views

What does a long strip of explosive sound like when detonated?

By long, I mean something like (say) 2 km of detcord. Or perhaps multiple close spaced charges in a line over that distance, simultaneously detonated. Close up a single piece of explosive produces a ...
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0answers
39 views

How to find momentum of different pieces of the same object after it explodes?

If a stationery object explodes into a specific number of pieces due to internal force, how can I find the momentum of these pieces?
1
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0answers
62 views

If air was significantly compressed, and then the force compressing it suddenly disappeared (no container), what would happen?

Question: If air was significantly compressed, and then the force compressing it suddenly disappeared (no container), what would happen? Side Question: I'm imagining significantly compressed, but ...
1
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0answers
92 views

scaling laws for density and temperature of high-energy explosions

I'm wondering if there are heuristic ways to derive how the peak density and temperature of nuclear explosions scale with the amount of fissile/fusible material. Does it matter what the explosion ...
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0answers
42 views

From which height the effect of nuclear bomb will be Greater?

Well I was wondering like during war some of them drop nuclear bomb on ground and then it explode and we see a huge blast which causes so much of destruction but my question is that is it possible ...
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0answers
29 views

Underwater nuke - why does the shock wave first become visible at the top of the plume?

Seen at 0:30 seconds in, this video of Operation Crossroads Baker nuclear test the condensation behind the shock wave seem to become visible initially at the top of the plume - why?
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0answers
287 views

How much energy does the most powerful supernova release in any form other than neutrinos?

I have read most of the supernova article on wikipedia, and there are a lot of numbers and different types of supernovae so I am confused. What I need to know is how much energy is released from some ...