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If voltage changes in a ac circuit what happens to current?

Voltage attempts to make a current flow, and current will flow if the circuit is complete. It is possible to have voltage without current, but current cannot flow without voltage. The answer is "yes",voltage remains the same as current moves through the circuit.As the voltage remains constant, current increases in the circuit.


Does the bulb light up in a parallel circuit?

The bulb will shine as long as it is still part of a complete circuit. You probably have a diagram for such a circuit. See if you can still trace a path through the battery and one of the bulbs without passing through the other bulb. For comparison, try the same thing with a diagram of a series circuit.


If a resistor is removed from the circuit why will no current flow?

If a resistor is removed from a circuit, it creates an open circuit condition. This means there is a break in the path through which current can flow, preventing the movement of electric charge. Without a complete loop for current to travel, the voltage cannot push electrons through the circuit, resulting in no current flow.


What do I do if there is no circuit breaker for outdoor light?

If you have a light that is not being powered through a circuit breaker or fuse, you should call a qualified electrician to remove this circuit from the panel's bus and install a circuit breaker for it. Without an overcurrent protective device (circuit breaker or fuse) you have a potential fire hazard.


How are ammeters and voltmeters connected to circuits?

Ammeters are connected in series with the circuit to measure the current flowing through it, ensuring that all the current passes through the meter. In contrast, voltmeters are connected in parallel across the component or section of the circuit where the voltage is to be measured, allowing them to measure the potential difference without significantly altering the circuit's behavior. This arrangement ensures accurate readings without disrupting the flow of current.

Related Questions

How do you drop amps across a circuit without changing the voltage?

Increase resistance.


How can temperature be increased without heating?

It is possible to add heat to a substance without changing its temperature. That happens during melting and boiling. However, I cannot think of a case in which the temperature of a substance increases without heat being added to it, either by radiation, conduction or convection.


Can you increase current in a circuit without change in resistance and voltage?

no it is not possibleAnswerYes, by changing the voltage OR the resistance.


How Can Solid melts without heating?

i think through temperature which is present in our environment.


What is electric current that flows through different parts of this circuit at the same time?

Cannot say without seeing the circuit.


What is the name of a series circuit?

An electric circuit connected so that current passes through each circuit element in turn without branching.


Can electric circuit b completed without earth?

Yes, an electric circuit can be completed without connecting it to earth. The circuit needs a complete path for the current to flow back to the source, so as long as the circuit is properly connected and the electrons can flow through the components, it will work without needing an earth connection.


The power in an electrical circuit is given by the equation P I2R where I is the current flowing through the circuit and R is the resistance of the circuit. What is the power in a circuit that has a c?

The power in a circuit is determined by multiplying the square of the current flowing through the circuit by the resistance of the circuit. Without specific values for current and resistance provided, the precise power cannot be calculated.


What is amplifier and oscillator?

amplifier is electronic circuit which is used to increase the amplitude of the input signal without affecting its frequency and phase.


Why is a voltmeter connected in parallel in an electrical circuit?

A voltmeter is connected in parallel in an electrical circuit to measure the voltage across a specific component or part of the circuit without affecting the flow of current through the circuit.


If voltage changes in a ac circuit what happens to current?

Voltage attempts to make a current flow, and current will flow if the circuit is complete. It is possible to have voltage without current, but current cannot flow without voltage. The answer is "yes",voltage remains the same as current moves through the circuit.As the voltage remains constant, current increases in the circuit.


What is the function of electric circuit?

A circuit is an unbroken loop of conductive material that allows electrons to flow through continuously without beginning or end.