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waqarrashid33
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Is the internal resistance of the battery or other source is variable or not?
without discharging .
Is it depend upon on the external resistance?
without discharging .
Is it depend upon on the external resistance?
waqarrashid33 said:Is the internal resistance of the battery or other source is variable or not?
without discharging .
Is it depend upon on the external resistance?
blitz.km said:No, the internal resistance of a battery is not variable.
Phrak said:What's your source of information?
Internal resistance in a source refers to the inherent resistance of the source itself, such as a battery or power supply, to the flow of electric current. This resistance is caused by the materials and components used in the source and can affect the overall output and efficiency of the source.
The internal resistance of a source can impact its performance in several ways. It can cause a drop in voltage and power output, leading to a decrease in the overall efficiency of the source. It can also cause the source to heat up and potentially damage its components. Additionally, internal resistance can affect the stability and reliability of the source's output.
The internal resistance of a source can be influenced by several factors, including the type of materials and components used in the source, the temperature of the source, and the age and condition of the source. Factors such as the length and thickness of the source's wires and connections can also impact its internal resistance.
Internal resistance can be measured in a source by using a multimeter, which is a tool that can measure electrical properties such as voltage, current, and resistance. To measure internal resistance, the multimeter is connected in series with the source, and the resulting voltage drop is used to calculate the internal resistance using Ohm's Law.
The internal resistance of a source is a natural property of the source and cannot be completely eliminated. However, it can be reduced by using better quality materials and components, keeping the source at a lower temperature, and minimizing the length and thickness of wires and connections. Proper maintenance and replacement of aging components can also help to reduce internal resistance in a source.