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What is need of capacitor and resistor in circuit?

because without using capacitor or resistor in a circuit,it cant be complete.Resistor is used to protect the circuit by giving a certain amount of voltage.Capacitor is used to charge and discharge purpose.


What is the function of a capacitor in motor circuit?

Mostly capacitor is used in the induction motors to improve the power factor , and make them to work as a self starting machine. In the small size , capacity dc motor has capacitor across it to smooth running without spark


What happens if capacitor and inductor connected in parallel with led?

Without knowing the signals driving such a circuit and the tuning of the tank in the circuit it in not possible to give an exact answer. However assuming the tank is tuned to RF the behavior of the tank and LED should be effectively independent: the tank will respond to the RF in the signal and the LED will respond to the DC in the signal. The behavior would be different if the tank was tuned to low audio frequencies.


How does the charge vary with time in the R-C circuit?

well to get the answer first know the principle by which a capacitor(consider a capacitor without dielectric) gets charged .let a capacitor with plates p1 and p2 and resistor in parlell are connected to a DC source , when the switch is closed the circuit is in ON state and current starts flowing ,assume the flow of current as the movement of negative charges then the concept would be much clear. assume that p1 is connected with positive terminal of the battery and p2 with the negative terminal ,now as the switch is closed the negative charge on p1 is attracted by the positive terminal of the battery and is driven to the other plate p2 of capacitor.as this process continues charge seperation increases and potential difference starts getting developed and after a very long time the potential diff. across capacitor becomes equal to the applied voltage V. the maximum charge is Q0=CV and charge at any time is , Q(t)=Q0(1-e^(-t/T)) where T=time constant of the circuit


How must voltmeters be connected in a circuit?

Voltmeters must be connected in parallel with the component or section of the circuit where the voltage is to be measured. This parallel connection allows the voltmeter to measure the potential difference across the component without significantly affecting the circuit's operation. It is important to ensure that the voltmeter has a high internal resistance to minimize the current flowing through it and avoid altering the circuit behavior.

Related Questions

What is need of capacitor and resistor in circuit?

because without using capacitor or resistor in a circuit,it cant be complete.Resistor is used to protect the circuit by giving a certain amount of voltage.Capacitor is used to charge and discharge purpose.


A bus network would suffer from signal bounce without what?

a specific resistor/ capacitor circuit connected to a 555 timer will create a debounce switch in synchronous format


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.


Why is a voltmeter connected in parallel?

A voltmeter is connected in parallel because it measures the voltage across a component or circuit without affecting the flow of current through it. This allows for an accurate reading of the voltage without disrupting the circuit's operation.


What is the function of a capacitor in motor circuit?

Mostly capacitor is used in the induction motors to improve the power factor , and make them to work as a self starting machine. In the small size , capacity dc motor has capacitor across it to smooth running without spark


Why are voltmeters connected in parallel?

Voltmeters are connected in parallel because they are designed to measure the voltage across a specific component or part of a circuit without affecting the overall current flow in the circuit. Connecting them in parallel ensures that they measure the voltage accurately without altering the circuit's behavior.


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 the car run without the negative terminal connected?

The negative teminal needs to be connected to complete the electrical circuit. Without that none of the electronics in the vehicle will work, including the starter.


What is it called when Appliances without plugs or are connected directly to a circuit are said to be?

That is called Hard wired


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.


What happens if capacitor and inductor connected in parallel with led?

Without knowing the signals driving such a circuit and the tuning of the tank in the circuit it in not possible to give an exact answer. However assuming the tank is tuned to RF the behavior of the tank and LED should be effectively independent: the tank will respond to the RF in the signal and the LED will respond to the DC in the signal. The behavior would be different if the tank was tuned to low audio frequencies.


Can a fridge and microwave be safely connected to the same circuit"?

Yes, a fridge and microwave can be safely connected to the same circuit as long as the circuit can handle the combined electrical load of both appliances without exceeding its capacity. It is important to consult with a qualified electrician to ensure proper installation and safety precautions are taken.