What Current Will Flow Through a Rescuer in an Electrical Accident?

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SUMMARY

The discussion focuses on the electrical current that would flow through a rescuer who grasps a victim with a resistance of 4600 Ohms while having a resistance of 8000 Ohms to the ground, in the presence of a 220 V voltage source. It highlights that the total resistance in the circuit is critical for calculating the current using Ohm's Law (I = V/R). However, due to unspecified resistances, such as the ground resistance and the victim's resistance to the voltage source, an accurate calculation cannot be made. The conversation emphasizes the dangers of electrical current and the importance of safety measures for rescuers.

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  • Understanding of Ohm's Law (I = V/R)
  • Knowledge of electrical resistance and circuits
  • Familiarity with series resistor calculations
  • Awareness of electrical safety protocols
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  • Learn about electrical circuit analysis techniques
  • Study safety measures for electrical emergencies
  • Explore the role of protective equipment in electrical rescues
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This discussion is beneficial for electrical engineers, safety professionals, first responders, and anyone involved in emergency rescue operations in electrical accidents.

jmandas
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What current will flow through a would-be rescuer who grasps the first victim(resistance 4600 Ohm) by the wrist and has a resistance of 8000 Ohm to the ground? You may assume the resistance of the part of the original victim between the source of voltage(220 V) and the would-be rescuer is 500 Ohm.
:bugeye:
Any help will be great...Thanks so much!
 
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A little confused by its wording, but it sounds like it is just a simple problem of resistors in series, and resistors in series just add up, and then you can use ohms law to solve for the current (v/R = i)
 


Based on the information provided, it is not possible to accurately determine the current that would flow through the would-be rescuer. This is because the resistance of the part of the original victim between the source of voltage and the rescuer is not specified, and the resistance of the ground is also not given. Without knowing these values, it is not possible to calculate the total resistance in the circuit and therefore the current.

However, it is important to note that any current flowing through the rescuer could be dangerous, as even a small amount of current can cause harm to the human body. It is crucial for the rescuer to ensure their own safety before attempting to help the victim. This can be done by turning off the source of voltage or using proper protective equipment.

If possible, it would be best to seek assistance from a trained professional or call for emergency services. Attempting to rescue someone in an electrical emergency without proper knowledge and equipment can be extremely dangerous. Safety should always be the top priority in any rescue situation.
 

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