04
Dec
No voltage can kill you. As a rough rule of thumb more than fifty volts is sufficient to drive a potentially lethal current through the body.
What damage could a 5000 volt shock do to the body.
How many volts will kill you. Humans have died at as low as 42 volts. Time is also a factor. A current of 01 ampere for a mere 2 seconds can be fatal.
As Voltage Current x Resistance the current depends on body resistance. The internal resistance between the ears is only 100 ohms while it is around 500 ohms when measured from finger to toe. At this frequency as little as 25 volts can kill.
On the other hand people have withstood 40000 volts at a frequency of a million cyclessec or so without fatal effects. Therefore it is suggested that human lethality is most common with alternating current at 100250 volts. Remember as long as there is enough voltage pressure for the electricity to enter your body it only takes a tiny something like 2030 milliamps of current to equal enough power to kill you meaning yes a mere 152w of power can kill you.
At 7000 volts or 30 times than normal house voltage it will kill you. But the killing depending on two factors. 1 Current magnitude running through your body 2 the duration of the current.
As was noted before a voltage as low as 42 volts can kill. I also believe that any voltage around 100v can prove fatal. I also believe that any voltage around 100v can prove fatal.
Therefore 220 volts which exceeds both 42v and 100v can easily kill a person. However lest these details be misinterpreted the only reasonable conclusion that can be drawn is that 75 volts are just as lethal as 750 volts. The actual resistance of the body varies depending upon the points of contact and the skin condition moist or dry.
CAN 5000 volts kill you. What damage could a 5000 volt shock do to the body. In fact besides a little neurotic shock the voltage itself makes no damage if the current doesnt exceed 15 mA 0015 A.
The current through the body depends mostly on the electrical conductivity of the skin. The human body has an inherent high resistance to electric current which means without sufficient voltage a dangerous amount of current cannot flow through the body and cause injury or death. As a rough rule of thumb more than fifty volts is sufficient to drive a potentially lethal current through the body.
Ordinary household 120 volts AC electricity is dangerous and it can kill. We can use a simple formula to calculate the current. Current in Amps Voltage in Volts divided by Resistance in Ohms.
Using electrical tools or equipment in wet areas can be a hazard. Its not the volts which kill but the current. There are stun guns which can run up to 50000 volts but wont do much more than stun yet if the current is high enough measured in amperes and 20.
How Much Current Can Kill You. 120V dc or 50V ac is enough to kill a human. Just having pads on the ground connected to mains is enough to kill.
Rats are very clever though they are not lemmings kill one and the rest will find a new way. Its not incredibly humane either. The volts only matter in how much current they can cause which depends on how well the potential is coupled to your body.
Thats why wet skin is a lot worse because you get more current for the same volts. Energy can kill in some situations by cooking your tissue but thats way more current than would kill you for other reasons in most cases. To kill you with only 12V the power supply should be put near your heart and with the heart between the two electrodes.
Besides that the skin resistence where you put the electrodes should be reduced like with some injury. No voltage can kill you. It can only force a current through your body which can kill you.
So the main cause is the voltage and current as an effect is the killer at specific rate for specified period. Current will kill you but some amount of voltage is required to flow that current in the body breaking the human body resistance. In other words an enough power is required to pass in the human body for proper electric shock.
When it comes to the dangers of electricity its not so much the voltage thats dangerous its the amps because its the amps thatll kill you. So whats the difference between volts and amps. Heres a really simple explanation and Im going to use the garden hose and the tap as an analogy your tap its turned off but in.
Theres a saying that its not the volts that kills you its the amps and while thats true in a way you cant have amps without volts and skin resistanc. Page 1 of 1 120 Volts Can Kill. 120 Volts Can Kill.
Ordinary household 120 volts AC electricity is dangerous and it can kill. Voltage is the force that allows electricity to flow in a circuit. Electrical current involves the flow of electrons and its measured in amps.
The third factor involved in current flow is. That is because its voltage is very strong. In fact its voltage will be high enough to overcome your skins resistance.
It can pass through your skin into your blood vessels. If the level of amps is high enough it can do some serious damage to your body tissues. It could even kill you.
Its the current that kills you know. 120 volts at 20 amps can deliver a lethal amount of current. The question is how much energy can the body absorb and still function and there is no single answer to that it purely dpends on circumstances - how much current amps results from a given voltage applies and howwhere that voltage is applied.
Consider a 9-volt battery. I always checked the health of one of these by licking across contacts. The total Wattage is what determines what will kill you.
Voltage times Amperage equals Wattage. 1 million watts is the same as 1 million volts at 1 amp which is the same as 1 volt at 1 million. The higher the voltage the more diligent you need to be.
Some people may bring up high voltage shocks from a taser or static electricity as proof that voltage doesnt kill In these cases the power supply is either limited intermittent or instantaneous. This means that while the voltage is high it is only high for a very short period. The resistance of the human body is roughly between 1k to 100k.
In the chart you can see the voltage required to get the corresponding current levels to pass through a human body at either side of the spectrum. Now knowing what we know about power we see that a deadly amount of current will pass at between 100 V and 10 kV at 100300 mA.