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Actually the wire WILL get hot, but specifically HOW MUCH it gets hot depends on the current, and on the resistance of the wire.In most circuits, the resistance of the wire (and thus, the amount of heating) is insignificant, and can safely be ignored for most calculations.

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Q: Why doesn't the wire get hot in a circuit going from a battery through a light bulb?
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What will happen to a buzzer connected to an open circuit?

The buzzer will not work because there will be no electricity going through it.


How many watts in a 12v deep cycle battery?

Watts are the product of amps times volts. The amperage in a circuit is governed by the resistance of the load. A battery just supplies the potential as voltage, the load determines how much current is going to be drawn out of the battery. Batteries are rated in amp/hours. This means how long can a battery maintain a specific amperage over a period of time.


Why does an electric circuit that operates correctly need to be closed circuit?

In order to have the electricity or the flow or electrons going around the circuit, the circuit must be closed. If it is not closed then electrons cannot flow.


Can you plug a 110V Level One charger into a 20amp circuit?

yes 12 volt battery chargers are suitable for all automotive and marine 12 volt battery's never use the quick boost function on some chargers to charge a battery it is best to charge at a low setting over night should do ah is the amp hour rating of a battery the higher the rating the longer it can turn the starter for without going flat a battery charger to the best of my knowledge shouldn't have an amp hour rating so i don't know where you got this rating from


Are there any ways in which the central heating system model does not represent an electric circuit?

Because a central heating model does not have any electrons travelling through wires but have water. If a wire broke in a electric circuit , then if you're not going to turn off the circuit you would get electrecuted. In a central heating system, if it would break water will leak and nothing will hurt you or anything and you won't get electrecuted.

Related questions

Why does a circuit stop working when you remove the battery?

The battery is the power source of the circuit. It supplies current to the circuit and the circuit is simply a path for the current to follow. When you remove the current (battery), the path still exists but there is no current going through it.


What are the circuit effects due to a short circuit or open circuit?

It would depend on the circuit diagram. In some cases, the circuit would be incomplete (simplest case is a battery with a wire attached to just one terminal).Parallel branches that have a connection to the battery without going through other branches are independent of each other. Say you have two parallel branches and a battery. If you short circuit one of the branches, the other branch will not be affected but the battery will be (current through the battery would decrease because taking out a parallel branch increases resistance).In short, it would depend on the circuit diagram. Note that for a nanosecond, there would be current in an open circuit, but after this brief time there would be no current flow in the segment of the circuit that has been shorted.


If the headlight on your mom and car has a resistance of 32 ohms and the car battery put out 12v what is the current through the headlight circuit?

well first you going to divide 32 by 12 and get 2. 66 repeat amps.


What is the current through the headlight circuit if the headlight on your mom's car has a resistance of 32 ohms and the car battery put out 12V?

well first you going to divide 32 by 12 and get 2. 66 repeat amps.


I have to turn the ignition key several times before it will start. I doesnt do it every time. The battery is ok. Any ideas?

Ignition switch going bad, corroded or loose battery cables, starter relay or starter going bad.


What are some examples of a closed circuit?

A connection from a power source, through a load and a return back to the power source. <><><> An example: electricity is supplied to the light switch on the wall through an insulated copper wire, even though the switch is in the off position electricity is present. There is another insulated copper wire going to the light bulb. When you flip the switch the circuit is completed and the light bulb comes on.


Why does your battery keep going dead on your 2004 jeep grand Cherokee?

I have installed new battery and alternator. When i pull the fuse for the ignition off dray down fuse it doesnt go dead so it has to be a problem with the seet warmers, radio, heater fan as this is all that is on this draw down circuit. however have disconnected each individual circuits and it still goes dead after about 3 days.


What is a seiries circuit?

Series CircuitWe say Resistances are in series if the same current flows through all Resistances. A circuit containing of only series resistances is called a series circuit. A series circuit is a circuit that has the same intensity of current flow through its elements.


What will happen to a buzzer connected to an open circuit?

The buzzer will not work because there will be no electricity going through it.


How can i wire a sub to the battery of an 2006 Renault clio 197 sport. i cant find anywhere to get the wire through to the battery?

try going out through the door at the hinges and fishing the wire through the fender to the engine compartment


What type of circuit has a complete path that allows electricity to flow through it?

Electricity travels through a circut. A circut id domething that goes around, completeing a loop. Think of NASCAR. The cars are going around and around, doing laps around the track, which is a circut.


What does an ameter do in a circuit?

An Ammeter provides a visual display of the magnitude of the current flowing through it. Ideally, the ammeter does nothing "in the circuit". You don't want your test equipment to change anything going on in the circuit you're measuring.