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Diodes are rated to use a certain amount of current. If you go over that amount, it will eventually destroy the device, how long it takes to destroy the device depends on how much more current you are running through it than it is rated at.

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15y ago

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What happens if a circuit has no resistance?

Then the voltage in will equal the voltage out. The purpose of a resistor is to reduce the amount of electrical flow of current. You 'short out' the supply and blow a fuse/circuit breaker.


What componnet can you remove and the circuit will still be working?

In many circuits, a resistor can often be removed while still allowing the circuit to function, depending on its role. For example, if the resistor is used for current limiting in a non-critical part of the circuit, removing it may not prevent the circuit from operating, though it could affect performance or safety. However, it's essential to consider the specific design and purpose of the circuit, as removing other components could lead to failure. Always consult the circuit diagram and specifications before making changes.


What is the purpose of RL in the circuit?

The purpose of a resistor-inductor (RL) circuit is to manage the flow of current and voltage in an electrical system. The resistor limits the current, while the inductor stores energy in a magnetic field when current flows through it. This combination can control transient responses, filter signals, and create time delays in circuits, making RL circuits essential in applications like power supply regulation and signal processing.


What is the purpose of fixed resistor?

To lower the voltage and amperage in order to better fit the needs of other components.


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.

Related Questions

How do you install a resistor in an DC circuit?

It depends on the purpose for installing the resistor. If the intent is to decrease current flow, the resistor must be connected in series with the load. If the purpose is to increase current flow, the resistor must be connected in parallel with the load. To connect a resistor in series, connect the resistor to one side of the power source, in line with the load. This will decrease circuit current flow. To connect a resistor in parallel, connect the resistor between the positive and negative sides of the power source, which will effectively connect the resistor across the load . This will increase current flow through the circuit. However, before connecting a component in parallel, make sure the increase in current flow will not exceed the current rating of the circuit or fuses/breakers will blow.


What happens if a circuit has no resistance?

Then the voltage in will equal the voltage out. The purpose of a resistor is to reduce the amount of electrical flow of current. You 'short out' the supply and blow a fuse/circuit breaker.


What is the purpose of a resistor?

A variable resistor is used in cicuits to vary the current passing through the resistor. It is commonly used to change the value of current across a circuit, or to act as a voltage divider. They are commonly equiped with a knob outside of a cabinet, to enable the user to adjust the operation of a circuit, like a volume control on a radio or amplifier.


What componnet can you remove and the circuit will still be working?

In many circuits, a resistor can often be removed while still allowing the circuit to function, depending on its role. For example, if the resistor is used for current limiting in a non-critical part of the circuit, removing it may not prevent the circuit from operating, though it could affect performance or safety. However, it's essential to consider the specific design and purpose of the circuit, as removing other components could lead to failure. Always consult the circuit diagram and specifications before making changes.


Which side does the resistor go negor pos leg?

In a typical circuit setup, the resistor can be placed on either the positive or negative leg, depending on the configuration and purpose of the circuit. However, the orientation of the resistor does not affect its function, as it is a passive component that limits current flow regardless of its position. Always ensure that the resistor's value is appropriate for the circuit to avoid damaging components.


What is a surge resistor?

A surge resistor is a resistor installed in a circuit to prevent a "surge" when conditions arise where a surge might occur. That might be a bit wordy, but that's the answer. Let's look at an instance where a surge resistor is used and see how it works. There are a number instances where energizing a circuit is followed by a surge of current. Like almost all the time. When that circuit "comes on" after the switch is flipped, current is flowing. And sometimes we need to place a resistor in series with the component or components that want to draw a ton of current on startup. We can look at a component that might just do that. Capacitors (caps) are sometimes fitted with something that limits a big shot of current when a circuit is energized. Caps, you recall, begin operation in the circuit of a modern equipment uncharged, and when these caps are first "seen" by the voltage source at the moment it's turned on, they look like a short circuit. Lots of current may want to flow. Jumping ahead, the cap sits in the operating circuit fat, dumb and happy "using" only a little current after things are going. But at startup, it needs to be checked to prevent it from "sucking up" (or sinking) too much current and overloading the supply. The surge resistor is on the job each time the circuit is energized. There are other applications for a surge resistor, but the purpose is the same - prevent "too much current" from flowing at a given moment so the circuit can transition into a "normal operating mode" (where current flow is more modest). The surge resistor is similar to a so-called current limiting (or, perhaps, ballast) resistor, but the name applied to the resistor in question might have more to do with the specific application.


How does a resistor TBA820 work?

The TBA820 is a 2 watt general purpose amplifier integrated circuit, not a resistor.


What is general purpose resistor?

General purpose resistor is used to resist the current flow.the common resister is general purpose resister.


What is the purpose of RL in the circuit?

The purpose of a resistor-inductor (RL) circuit is to manage the flow of current and voltage in an electrical system. The resistor limits the current, while the inductor stores energy in a magnetic field when current flows through it. This combination can control transient responses, filter signals, and create time delays in circuits, making RL circuits essential in applications like power supply regulation and signal processing.


What is the purpose of the series resistor in a voltmeter?

The purpose of the series resistor in a voltmeter is to limit the current flowing through the voltmeter and protect it from damage due to excessive current.


What is the purpose of a variable?

A variable resistor is used in cicuits to vary the current passing through the resistor. It is commonly used to change the value of current across a circuit, or to act as a voltage divider. They are commonly equiped with a knob outside of a cabinet, to enable the user to adjust the operation of a circuit, like a volume control on a radio or amplifier.


What is the purpose of fixed resistor?

To lower the voltage and amperage in order to better fit the needs of other components.