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The potential difference across the bulb in a flashlight should be slightly lower than the terminal voltage of the batteries used to power the flashlight. This is because there is a small internal resistance in the batteries which causes a voltage drop across it.

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1y ago

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What is the driving force for the flow of electron in batteries?

potential difference between electrodes


What is the driving force for the flow of elections in batteries?

The driving force for the flow of elections in batteries is the difference in electrical potential between the positive and negative terminals. This potential difference, known as voltage, creates an electric field that causes electrons to flow from the negative terminal to the positive terminal, generating an electric current.


What is the driving force for the flow of electrons batteries?

potential difference between electrodes


WHAT ARE THE DRIVING FORCE FOR THE FLOW OF ELECTRONS IN BATTERIES?

The driving force for the flow of electrons in batteries is the potential difference, or voltage, between the positive and negative terminals. This potential difference creates an electrochemical gradient that pushes electrons from the negative terminal (anode) to the positive terminal (cathode) through an external circuit, allowing for the flow of electric current.


What is the driving force for the flow of electrons in battries?

The driving force for the flow of electrons in batteries is the potential difference, or voltage, created between the positive and negative terminals. This potential difference causes the electrons to move from the negative terminal (anode) to the positive terminal (cathode), creating an electric current.


A battery has a difference in potential energy between the positive terminal and negative terminal which units express this difference in energy?

That's a difference in electrical potential, not potential energy.It's described in units of "volts".


What element is the center of electrode post of ordinary flashlight batteries?

brass


What is terminal PD?

A terminal potential difference is the potential difference appearing across the terminals of a voltage source, such as a battery or a generator, which varies according to the load supplied.When the battery or generator is off load (i.e. no load is connected to it), the terminal potential difference is equal to the electromotive force of that battery or generator.The terminal potential difference tends to decrease as the load current increases, due to a corresponding increase in the internal voltage drop of the battery or generator.


Why are batteries placed in a flashlight the positive terminal of one is connected to the negative terminal of the next?

Because they are connected in series. Lets say you have a flashlight that holds 2 D cell batteries. Each battery puts out 1.5 volts. Connect them in series and together they put out 3 volts. The flashlight is designed to run on 3 volts. A electronic device that uses 4 AA batteries is using 6 volts even though each battery is only putting out 1.5 volts. Connected in series you add to the voltage with the addition of each new battery.


A battery has a difference in potential energy between the positive terminal and negative terminal which units express the difference?

Volts. Volts is another term for potential.


Can terminal potential difference be greater than the emf supplied?

No, the terminal potential difference cannot be greater than the emf supplied. The emf represents the maximum potential difference that the cell or battery can provide, while the terminal potential difference is the actual potential difference across the terminals when a load is connected.


When is the terminal potential difference of a battery greater than its emf?

When it is being loaded.