# What is a resistor and its uses?

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ONE resistance is an electrical component that limits or regulates that Current flow in an electronic circuit. Resistances can also be used to provide a specific voltage to an active device such as a transistor.

Then you can also ask yourself what is a resistor and how does it work?

Called devices Resistances let’s import precisely controlled amounts of resistance in circuits. Photo: four typical Resistances sit next to each other in an electronic circuit. ONE Resistance works by converting electrical energy into heat that is released into the air.

What is the meaning of a resistance?

The main function of Resistances in a circuit is to control the flow of current to other components. Take an LED (light) for example. If too much current flows through an LED, it will be destroyed. So a resistance serves to limit the current.

Do resistors lower the voltage?

In summary: Resistances limit the flow of electrons and reduce the current. Voltage arises from the potential energy difference between the resistance. The mathematical answer is: a resistance is a two-terminal electrical device that obeys Ohm’s law, or you could say it enforces: V = IR.

## What are the two main types of resistance?

Although there are different forms of resistance, we can only divide them into two basic types.

• ‘Fixed’ resistors.
• Variable resistors (or ‘potentiometers’)

## What are the three types of fixed resistors?

The different types of fixed resistors include:

• Wirewound resistor.
• Carbon Composition Resistance.
• Carbon film resistor.
• Metal film resistor.
• Metal oxide layer resistor.
• Metal glaze resistor.
• Foil resistance.

## What are the different types of resistors?

The first main category into which the different types of resistor can fit is whether or not they Fixed or variable. These different types of resistors are used for different applications: Fixed Resistances: Fixed Resistors are by far the most common type of resistance.

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## What materials are used in resistors?

Resistors consist of small rods of ceramic coated with a metal such as a nickel alloy or a metal oxide such as tin oxide. The resistance value is controlled by the thickness of the coating layer; the thicker the layer, the lower the resistance value.

## What is a resistor and how does it work?

Called devices Resistances let’s import precisely controlled amounts of resistance in circuits. Photo: four typical Resistances sit next to each other in an electronic circuit. ONE Resistance works by converting electrical energy into heat that is released into the air.

## What is a fixed resistor used for?

ONE resistance is used to reduce the flow of current in a circuit. Resistances Come in Fixed or variable types. ONE Fixed resistance cannot be changed as it is set to a specific value while a variable resistance can manage flows at and below a certain level.

## What is the function of the resistor?

The most important Function of resistors in a circuit is to control the flow of current to other components. Take an LED (light) for example. If too much current flows through an LED, it will be destroyed. So a resistance serves to limit the current.

## What is a resistance and what is it used for?

Resistance is a passive electrical component with two connections that implements an electrical resistor as a circuit element. In electronic circuits, resistors are used to reduce the flow of current, to adjust signal levels in order to divide Voltages, biasing active elements, and terminating transmission lines, among other applications.

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## What is the color code of the resistor?

Components and lines are included. coded Colours to recognize their value and function. the Colours Brown, red, green, blue and purple are used as tolerance Codes on 5-band Resistances only. All 5 band Resistances Use a colored tolerance band.

## What is the function of a resistor in a circuit?

The most important function from Resistances in a circuit is to control the flow of current to other components. Take an LED (light) for example. If too much current flows through an LED, it will be destroyed. So a resistance serves to limit the current.

## What is the meaning of the resistance?

resistance is the resistance that a substance offers to the flow of electrical current. If an electric current of one ampere flows through a component where there is a potential difference (voltage) of one volt, then that is resistance that component is one ohm.

## What is the resistance made of?

Resistance Composition. Resistors can be made from a variety of materials. Most modern resistors are made of either a carbon, metal, or metal oxide film. There is a thin film in these resistors conductive (although still resistive) material is wrapped in a helix and covered with an insulating material.

## What is the basic function of a capacitor?

capacitor: It is function consists of storing the electrical energy and releasing it back into the circuit when necessary. In other words, it charges and discharges the electrical charge stored in it. Besides, the Functions from a capacitor are as follows: it blocks the flow of direct current and allows the flow of alternating current.

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## What is the function of the resistor in a circuit?

A resistor is a passive bipolar one electric Component that implements electrical resistance As a Circuit Element. In electronic form Circuits, Resistors are used to reduce current flow, adjust signal levels, share voltages, bias active elements and terminate transmission lines, among other things.

## How do you read the value of a resistor?

steps

1. Position the resistor with the gold or silver ribbon to the right.
2. Read off the color sequence that needs to be decoded to determine the resistance.
3. Find the coded number for the resistor value.
4. Determine the tolerance of the resistor.
5. Find the decoded number for the resistor value.

## What is a variable resistor and how does it work?

ONE variable resistance is very important. It allows you to build a circuit with some degree of control. A volume control can, for example, a variable resistance. It can act as a control over the amount of current flowing.

## How does a capacitor work?

When you apply a voltage across the two plates, an electric field is created. Positive charge accumulates on one plate and negative charge on the other. And that’s what physicists mean when they say: “a Capacitor works through electrostatic energy storage in an electric field ”.

## Who invented resistance and when?

Otis Frank Boykin

## Is a lightbulb some kind of resistor?

The reason a the light bulb glow is that electricity is forced through tungsten, which a resistance. The energy is released as bright and heat. A conductor is the opposite of a resistance. Electricity flows easily and efficiently through a conductor, with almost no other energy being released.