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Questions tagged [electricity]

For questions regarding the generation or flow of electrical charge.

4
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1answer
95 views

How damaging would a major solar flare induced EMP event really be?

With specific attention to national electricity power grids. Some pertinent details needed to answer the question might be. What parts of the power grid get damaged by such an event How do they get ...
17
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5answers
2k views

What's the most convenient time of year in the USA to end the world?

This is a question I've been wondering about for a while. If I wanted to give my characters the best possible chance of surviving my story's Armageddon, what time of year should I schedule it for? ...
5
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1answer
143 views

How do humans with electric organs prevent self-electrocution?

In my world, a small population on an isolated island were bitten by radioactive electric eels while fishing. I read that the eels can send out carefully timed signals through their nervous systems ...
9
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2answers
119 views

How to design an electrical grid for a flare star planet?

The most popular type of stars are red dwarves, which regrettably tend to be flare stars. Yes, I know that geomagnetic storms and power lines do not like each other. Technology level: More or less ...
4
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4answers
141 views

Weapons for Bio-Electric creatures

The Tzzin are a race of reptilian humanoids that have some resemblance to electric eels. They are capable of generating and discharging electric charges through their hands. With their Stone Age ...
5
votes
1answer
66 views

How might an astronaut in a vacuum create an electrical field sufficient to affect a cloud of particulates?

My protagonist is in a sticky situation: floating in space (fortunately in a spacesuit) and about to be attacked by an alien avatar made from smart matter; tiny specks of dust which share a ...
11
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7answers
4k views

What size EMP device would be necessary to wipe all data in a Google-sized server farm, without major physical damage?

I'm not sure if it's even feasible, but I have a server farm in my book, of a size that puts it on par with Google's. I want to wipe out all the data stored on the hard drives, without destroying the ...
1
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0answers
68 views

How much static electricity can balloons generate? [closed]

The question 'Could a city be built out of Balloons?' has an answer mentioning using the static charge generated by the city as a power source. This made me think: how much static electricity is ...
1
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3answers
168 views

How might a group (with an electrical engineer) restore downed power lines post-apocalypse?

In the scenario I'm envisioning, my group is in a city. They've got a source of hydroelectric power, but a few downed power lines/utility poles are making it difficult for them to transmit the ...
0
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2answers
311 views

Fantastic nervous systems and what powers them [closed]

Nearly all living creatures on this planet have one form or another of a nervous system that transmits sensory data to the creature's brain. What's really interesting to me is that this data is ...
3
votes
3answers
195 views

What happens to the human body when hit by a magic lightning and a frozen arrow at the same time? [closed]

What happens to the human body when hit by a magic lightning and a frozen arrow at the same time? The lightning power is strong enough to shock but not to kill. The point where the ''combined spell''...
2
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3answers
149 views

Alien Senses: Active electrolocation

In the course of designing fictional species I often find myself wishing to use exotic senses which we humans lack. This poses a unique and interesting challenge as without possessing the sense myself ...
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8answers
3k views

Would room phones work in a hotel during a blackout? [closed]

I'm writing a story about people being stuck in a large hotel. One character wants to call a loved one, but I'm trying to think of a reason that they can't. My initial thought was that the front desk ...
18
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8answers
4k views

How can you justify a steampunk society in which electricity exists and the understanding to use it (though rudimentary) is present?

In most modern steampunk settings you see rudimentary use of electricity (a good example is Dishonored) however, no one seems to be too interested in advancing electric technology beyond very crude ...
6
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3answers
232 views

What would it take for a plant to produce electric shocks?

I'm designing an alien plant soecies that has evolved to produce electric shocks, as a way to keep insects away from it. My question is, how would it produce electricity in the first place? Also, ...
2
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3answers
289 views

How much electricity could an iron core moon passing over a copper deposit on a planet generate?

Assuming the moon is the same size as ours and its core is generating a magnetic field, and the copper deposits are quite large, consisting of a tectonic plate containing huge deposits of native ...
3
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1answer
82 views

Fantastic gas, part 1: could a gas be 'polluted', 'rarified', or otherwise react negatively to electricity, excluding methane-like explosions?

I previously asked a broad enough question about designing a fictional gas but it was advised by two users to split it into smaller questions. So here I am. The main property I want this gas to have ...
17
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10answers
5k views

Electric power system connecting the Earth and the Moon

It’s year 2050 and within 10 years, all fossil fuels will be used up. All countries signed an agreement to approve an international construction, described as follows: A track will be built on the ...
0
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2answers
83 views

Storing 200TJ of Electricity for rapid discharge

Here's the problem I'm having. I need a solution for the following situation. I have a sci-fi starship drive that needs 140TJ of energy every 6 hours. I have a Fusion Reactor that can produce 200TJ ...
3
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2answers
97 views

Batteries and resource restrictions

I've prefigured a specific setting as being middling in technological progress when compared with its neighbors. This setting does not have access to hydrocarbons, has severe cultural and political ...
-2
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3answers
266 views

Why would an electrokinetic be unable to create weapons made from electricity?

In my setting, there are these super-powered individuals that can draw upon an invisible energy source in order to enhance their physical abilities and use physics-defying abilities such as ...
4
votes
4answers
148 views

Could charged plasma be used as a working fluid to spin a magnetic turbine to generate electricity?

As the title suggests, this is a conceptual physics kinda question. What is the feasibility of using an electrically charged (as in not neutral) plasma as the working fluid in a turbine where the ...
12
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1answer
774 views

Would it be possible for a non-aquatic species to exhibit bioelectrogenesis?

This is my first post on these forums, sorry if I've accidentally overlooked any rules or etiquette. Please let me know if more detail is necessary or would be helpful. This question is about a ...
0
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3answers
119 views

What would the benefits be for augmenting a sword with electricity, lightning, or something of the like? [closed]

I’m mostly looking for if it would cut better, but anything helps.
24
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16answers
5k views

Why would we use direct current instead of alternating current?

What could be reasons to use direct current in the distribution of power? I know that it is more efficient to distribute current at high voltages to reduce heat loss and that it is easier to step up ...
8
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10answers
2k views

Can a society with no electricity develop modern weaponry?

If electricity didn't exist or behaved differently, would a society be able to develop and reliably produce modern-level guns and other weaponry, like assault rifles and missiles?
7
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9answers
365 views

How to Keep a Local Radio Station Broadcasting in an Apocalypse

I need to keep a radio station running after an Apocalypse. There is no power grid of course. Details of apocalypse are not entirely set in stone. The only rules to this question are those ...
9
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3answers
2k views

Can a biological creature detect and absorb electricity from power sources?

Is it possible (either through genetic engineering or evolution) for a biological creature to be able to detect and absorb electricity from power sources like batteries or other animals? I know that ...
10
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7answers
899 views

What's a plausible way prove the existence of the “electron” to the doubters? [closed]

So, at many colleges in the North American region, most famously the New Jerusalem University and Chicago Collegium, much old world, pre-apocalyptic information is often taught at schools, including ...
3
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2answers
460 views

Can electricity powers be used to simulate super strength and superspeed?

As I said above, in the novel I'm working on one of my characters has the ability to manipulate and control forms of electricity (or possibly electromagnetism? I'm no good with physics so I'm not sure)...
7
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4answers
357 views

Arctic City part 1: Electricity

Background Info So a humanoid species has been found in the arctic. Or rather, a humanoid subspecies. That subspecies is Humanoidus Keplerianus Arcticus. They have dense hair all over, sort of like a ...
6
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4answers
374 views

Recovery from destruction of power plants?

If all the power plants of an industrialized country like (Germany, France, Italy, Korea) are destroyed how long would it take for the country to rebuild its power grid and get back to normal ...
6
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2answers
215 views

Feasibility of electricity and interior lighting through early medieval technology, in my Medieval Fantasy universe? [duplicate]

QUESTIONS How could electricity be made feasible through early medieval technology? Could it capable of producing enough electricity to light a just a few rooms within a two-story building? Perhaps ...
4
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2answers
198 views

Could a blimp be powered using thunderstorms?

Could a untethered blimp be built strong enough to with stand a thunderstorm? Could wind generators be placed on it to transfer turbulence of shifting wind into wind power? Rain could be collected ...
40
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11answers
9k views

How do I explain a unicorn discharging powerful electricity at a distance?

I am thinking of copying the design of an electric eel to create the horn, however as air is not a good conductor of electricity it cannot discharge any electrical shock unless there is a physical ...
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3answers
113 views

Organic solar power generators [closed]

After watching a scene in the Matrix where they had humans hooked up to produce electricity I wandered if this could be done at any level with living plants in the soil? All the examples online has ...
1
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3answers
237 views

The Electric Dragon

The Volt Dragon is an incredibly dangerous beast that reeks havoc on any attempted air travel. This dragon generates many small but powerful magnetic fields whose strength can be varied voluntarily by ...
52
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10answers
11k views

Does my shipboard computer slow down as I approach light speed?

This question about time dilation got me thinking. The speed of an electron through copper is a whole heckofa lot slower than the speed of light, but if I understand the limits of relativity ...
4
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5answers
311 views

Electrical grid based on devices in series using constant currents, not devices in parallel using constant voltages

Mains power electrical systems on Earth supply a fixed standardized voltage to a number of devices, which are all wired in parallel with each other. However, on the planet I'm writng about, they do ...
2
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1answer
90 views

Electricity power (magic) and electronics [closed]

Assuming someone's able to create and manipulate any amount of electricity, what could be some modern uses of that in relation to electronics? Some main concerns: Would the person be able to charge ...
2
votes
4answers
334 views

How broken would my jPhone be if I traveled back in time 24 hours?

I have a character who ends up jumping backwards in time by 24 hours. Essentially nothing else changes, but the character has their jPhone in their pocket at the time of the jump. How functional ...
4
votes
8answers
743 views

Power Drain Beams

In much of sci-fi we find examples "Power Draining Beams" and such the like. How feasible are these weapons? The weapon should drain power from the enemy ships systems in order to disable or disrupt ...
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votes
1answer
161 views

How could we produce electricity thanks to antimatter?

Imagine we had an easy way to produce antimatter, we could use it for interstellar travel, deadly weapons or more; but I've thought: How could we use it to produce electricity? As Antimatter ...
-2
votes
1answer
107 views

macro level effects of a change in the value for epsilon naught

I'm developing a story set 4-5 centuries after the fall of a high-tech civilization. The fall of said civilization is indirectly related to a loss of electricity. i.e. in the chaos of their ...
55
votes
12answers
12k views

Charging phone in medieval times

Let's say I somehow got transported to medieval times. I have my phone, laptop or other devices with rechargeable batteries, but I forgot to take my solar chargers. Luckily, my every device is powered ...
6
votes
4answers
1k views

How would an EMP affect a maglev train system?

I'm looking for a description of how an EMP might affect a magnetic levitation train system that is NOT connected to the local power grid. Specifically, if the maglev was active, would the train be ...
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votes
2answers
169 views

Is there a possibility for electricity to go through a computer screen? [closed]

The picture below shows the main idea to my question. That is manipulated electricity makes an attempt to go through a monitor screen. The AI must have sent something tiny enough, like electrons or ...
3
votes
4answers
275 views

An idea for a society's unique electricity and how it works

Currently starting on a story I long had in my head and small text files. I had this idea for electrical equipment (anything, from power drills to cars) which is controlled by inserting user hands ...
15
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10answers
4k views

How to harness electricity from crystals?

One of the feature in my world is a crystal cave. The crystal is mined to be used as a source of electricity. I want this electricity to power up simple electric device, some sort of light bulb. I don'...
4
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2answers
232 views

What primitive electronics are possible using boiled potato power?

A boiled potato battery provides power at $9/kWh, at 1/6th the cost of kerosene, and 1/9th the cost of a D battery. One single boiled potato provides 5 volts of electricity. Pre-Columbian Americans ...