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Alternator is defective.

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13y ago

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When a battery runs out does the battery voltage increase decrease or stay the same?

It should decrease


Voltage reading for a fully charged Battery?

12v


Why does the battery light come on when you accelerate?

The alternator may not be able to keep up to the voltage requirement of the vehicle check voltage output of alternator w/mechanical gauge


What is indicated by reading of battery voltage on the side of component?

That a short to ground exists in the circuit.


What information can you glean from taking a voltage reading on a battery?

Taking a voltage reading on a battery provides insight into its current state of charge and overall health. A fully charged battery typically shows a voltage close to its rated voltage, while a significantly lower reading may indicate it is partially discharged or defective. Additionally, comparing voltage readings over time can help identify issues such as self-discharge or capacity loss. However, voltage alone does not provide a complete picture of a battery's condition; other factors like current capacity and internal resistance should also be considered.


What is One instrument that can be used to measure cell voltage in lead acid battery?

A multimeter is an instrument that can be used to measure cell voltage in a lead-acid battery. By setting the multimeter to the appropriate voltage range, you can connect the probes to the battery terminals to obtain a direct reading of the voltage of the battery or individual cells. This helps assess the state of charge and overall health of the battery.


What is a good voltage reading for a 12 volt battery?

For lead-acid chemistry, as in a car battery, think 13.6 volts DC.


Why can't you use a multitester as an ohmmeter if it has no battery?

The battery is used by the meter to apply a voltage across the resistance being measured and determine the current which determines the resistance. If there is no battery it can't supply the voltage and can't measure current, so no reading.


What is the reading on your alternator supposed to be?

With the battery fully charged (12.68 Volts) and a volt meter connected to the positive and negative battery posts, run engine at idle with no accessories on, voltage reading should be aprox 14.2.


What is indicated by reading of battery voltage on the ground side of component?

That a short to ground exists in the circuit.


What is the standard amperage for c batteries?

That will depend on a few things. The current output of the battery will depend on the operating voltage of the battery and the load resistance. If you know the load resistance and operating voltage, you can calculate the current using Ohm's Law. The Ohm's Law equation is I=V/R where "I" represents current in Amps, "V" represents voltage in volts and "R" represents resistance in ohms.For a standard C battery, the operating voltage will start out at approximately 1.5 Volts but that voltage will decrease as charge is drained from the battery. The load resistance should remain constant so the current output of the battery will steadily decrease over time. You could use a multimeter to measure the voltage and load resistance across the terminals of the battery.See the related link for a Duracell C battery datasheet for more details on how a battery would operate under standard usage conditions.


A battery produces voltage using?

battery produces voltage by