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Its arbitrary AND situational ... but most commonly means any voltage above 600 volts.

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9y ago

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Is voltage directly or inversely proportional?

Voltage is directly proportional to current, meaning that as voltage increases, current also increases and vice versa, as per Ohm's Law. However, voltage is inversely proportional to resistance, meaning that as voltage increases, resistance decreases and vice versa.


What is the relationship between voltage and current in electrical systems, specifically, does high voltage necessarily mean high current?

In electrical systems, voltage and current are related by Ohm's Law, which states that voltage equals current multiplied by resistance. Therefore, high voltage does not necessarily mean high current, as the current also depends on the resistance in the circuit.


When does air become a conductor?

Air becomes a conductor of electricity when it becomes ionized, meaning the air molecules have gained or lost electrons, creating charged particles capable of carrying an electric current. This typically occurs in conditions of high voltage, such as during a lightning strike or in high-voltage equipment.


Why do protons move away from high voltage?

Protons respond to any voltage, and moreso to high voltage. If a proton is moving away from high voltage, it must be because the high voltage source is positive. A positive will repel a positive. Certainly if the high voltage was negative, the proton would be moving toward the source. The basic laws of electrostatics apply.


What are the differences between high current and high voltage, and how do they impact the performance of electrical systems?

High current refers to the flow of electricity in a circuit, while high voltage refers to the force pushing the electricity through the circuit. High current can cause overheating and damage to components, while high voltage can cause insulation breakdown and electrical arcing. Both high current and high voltage can impact the performance of electrical systems by affecting the efficiency, safety, and overall functionality of the system.