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There is no particular benefit for having a higher open-circuit (or 'no-load') voltage. In fact, an ideal voltage source would have no internal resistance and, therefore, its open-circuit voltage would be identical to its closed-circuit voltage.

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In the electrical circuit the higher the voltage the lower the?

Amps Ohm's law states the current is directly proportional to the applied emf (voltage) and inversely proportional to the resistance of the circuit.


What will increase the voltage in a circuit?

There is a way to use capacitors to increase the voltage in an ac circuit. It increases it by about 50 %. It was used to increase the voltage going to motors. It is seldom used now that it is much easier to run a higher voltage line into a place of business. It does not work for Direct Current.


Will voltage or current be higher in a circuit during short circuit?

Since a short circuit is, essentially, a zero impedance connection between nodes, the current in a short circuit is limited only by the ability of the source. In the case of an ideal voltage source connected to an ideal short circuit, you would have infinite amperes.


Could over-current be caused by low voltage?

No, not directly. The supply voltage has to rise or the resistance has to fall to get over-current. If there was a secondary control voltage that was part of a voltage control circuit for a higher voltage, it is conceivable that a voltage drop in control circuit could cause an over-voltage in the supply. Motors are constant power devices, so this could be true for a motor. If you have a 1hp motor (loaded at 1hp), it will want to draw 1hp of power no matter the supply voltage. If the voltage dips, the motor will require more current to keep it spinning at it's normal speed.


Why series resonance is called voltage resonance?

Series resonance is called voltage resonance because at resonance frequency in a series RLC circuit, the impedance of the inductor and capacitor cancel each other out, resulting in minimum impedance. This causes the total voltage across the circuit to be maximized, leading to a peak in voltage across the components at resonance. This phenomenon is known as voltage resonance because it results in a maximum voltage across the circuit at that specific frequency.

Related Questions

What is open circuit voltage in a Fuel Cell?

A: All batteries will eventually fail when that occurs the voltage out of then can be zero or higher voltage when new, In that case the battery has failed but if you measure the output it will have a higher voltage because there is no load or open circuit as soon as the load is applied the voltage just disappear this condition is called open circuit voltage


How does a series circuit increase voltage?

In a series circuit, the voltage increases as the electrical current flows through each component in the circuit. This is because the voltage across each component adds up, resulting in a higher total voltage at the end of the circuit.


What is the higher voltage at the electrode before the arc is struck called what is it's advantages to welding?

Open circuit voltage is the voltage at the electrode before striking an arc (with no current being drawn). The higher the open circuit voltage, the easier it is to strike an arc because of the initial higher voltage pressure.


Does higher voltage result in higher current flow?

Yes, higher voltage typically results in higher current flow in a circuit, according to Ohm's Law.


What is the relationship between the voltage applied to a circuit and the velocity of electrons within that circuit?

The relationship between the voltage applied to a circuit and the velocity of electrons within that circuit is direct. When a higher voltage is applied to a circuit, the electrons within the circuit move faster, resulting in an increase in their velocity.


When a circuit is inductive the current has what voltage?

This doesn't make sense, "current" is "amperage" so the higher the voltage the lower the amperage, and the lower the voltage the higher the amperage.


What is the force that pushes electricity around a circuit called?

The force that pushes electricity around a circuit is called voltage. Voltage is the potential difference between two points in a circuit, which causes the electric charges to flow from higher voltage to lower voltage.


Is gold used in circuit breakers?

Certainly not in the case of high-voltage circuit breakers. Probably not in low-voltage circuit breakers, as copper is a better conductor and has a higher melting point.


What is the relationship between voltage potential and electrical current flow in a circuit?

Voltage potential is the force that pushes electrical current through a circuit. The higher the voltage, the greater the potential for current flow. In other words, voltage drives the flow of current in a circuit.


High voltage will trip a circuit breaker?

A higher voltage means that a higher current will flow in the same load. It is the current that causes the breaker to trip.


In the electrical circuit the higher the voltage the lower the?

Amps Ohm's law states the current is directly proportional to the applied emf (voltage) and inversely proportional to the resistance of the circuit.


Does the neutral wire carry voltage in an electrical circuit?

Yes, the neutral wire in an electrical circuit does carry voltage, but it is typically close to 0 volts compared to the hot wire which carries the higher voltage.