To lower the voltage and amperage in order to better fit the needs of other components.
The resistor is used to restrict or limit the electrical voltage annd current.
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as resistance is used so as to regulate current without changing the voltage source
resists or opposes current flow
The resistor acts as a load in a circuit.
To limit the current
A variable resistor means that the resistance can be varied, usually by using a slide. A fixed resistor can not be varied.
Resistance is measured in ohms.
Hi, where there is no need of changing the value of resistor then why do you place variable resistor instead a fixed resistor. After all the selection of resistor depends on the cause of use in application. by the way wide range of resistor values are avilable in the market. if the application requires tuning operation then variable resistor is need to be mounted. nothing is mandatory unless the application requires. Regards, Manjunath A.V
It resist the flow of current according to the resistance value.
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its the colour of the fixed and the variable we define it by its power and name
symbols of fixed resistors
The purpose of colored bands on a resistor is to tell whoever is installing the resistor the amount of resistance that particuliar resistor has.
Variable resistors means that a resistor which can change its resistance by control by any person or it self and fixed resistor means that it can not change its value.
To limit the current
A variable resistor means that the resistance can be varied, usually by using a slide. A fixed resistor can not be varied.
General purpose resistor is used to resist the current flow.the common resister is general purpose resister.
those are the fixed resistor...u can't change their values..
Divide the voltage
Resistance is measured in ohms.
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