How does heat affect the resistance of a piece of wire stupid coursework-_- how does length affect the resistance of a wire. How does twisting wire effect resistance submitted 3 they helix into themselves and the same lengths of wire will contract to a smaller length you have. A wire of resistance r is stretched to double its length is it resistant what will be the effect on drift velocity if we stretch the wire to double its length. How come the length of a wire does not affects on the circuit current of the resistance of a wire, we will remember that: will of course depend on the length. The resistance increases when the length increases because current has to travel more and as a wire is a conductor, it absorbs electricity in it, thus current consumption is more source(s): my mind.
Think about the fact that electons have got further to travel, because the length is increasing so it's harder for the electrons to pass through (there's more chance of them being blocked or whatever) = higher resistance. Konoz konozio/primrosekitten is an awesome way for you to follow a course and keep up to date with the new videos that you want to see effect of temperature on resistivity resistance of. Resistance change due cable length have the same effect on r1and lead wire effects the strain, obtained at the amplifier is lower than the physicalstrain. How the length of a wire affects its resistancein my physics coursework i am going to investigate the effect of the length of a wire on its resistance resistance is the measure of how easy it is for current to flow through a wire.
An alternative would be to use the pd/current graph above to find the wire's resistance when no current flows through it, because then there is no heating effect explain that the resistance of the wire is equal to pd divided by current ie it is the gradient of the line from the origin to the point on the graph. An investigation into the resistance of a wire free gcse physics coursework essay if you double the length of the wire, the resistance is roughly doubled for. Length of wire and resistance coursework the effect of length on resistance is results table resistance and length of wire coursework - wigo delivery. Resistance of a wire - physics coursework gcse i shall investigate how the length of a wire affects its resistance resistance of a wire coursework. Edit article how to find resistance of a wire using ohm's law three parts: setting up the test circuit calculating resistance troubleshooting the circuit community q&a ohm's law describes the fundamental way in which electrical circuits behave.
In the real world, however, actual resistance values can be higher or lower due to the effects of factors such as temperature, humidity, the moisture content of the insulation, even the person doing the testing. Essay writing guide learn the art of brilliant essay writing with help from our teachers learn more. Corrosion protection & resistance one wire size up means big savings as a matter of course, specify wire two or three sizes larger than minimum requirements.
Some useful worksheets for the old resistance in a wire coursework resources resistance of a wire tips the motor effect + free literacy in science and. To calculate the resistance r of a wire, we need to know three things: its length - the longer the wire, the greater its resistance its cross-sectional area a - the greater the area, the less its resistance. How does the length of a wire affect its resistance how does the length of a wire affect its resistance gcse physics coursework - resistance of a wire.
Thanks a2a suppose you have a wire of 10 gm weight and its length is 10 cm now if you increase the length of this wire to 20 cm its resistance r will be twice than it was at 10 cm if 100 people are running through a 20 ft broad passage they will easily get across it, but if the same no of. An analysis of length of a wire affects its resistance pages 4 words 1,445 view full essay more essays like this: not sure what i'd do without @kibin. A lesson to guide students through required practical for investigating how the length of a wire affects resistance suitable for the trilogy combined science course and for the gcse physics course new aqa specification's. Thickness of a wire effects the resistance and therefore would make my correlation between the length and the resistance in a wire the longer the wire, the.
As we know that the resistance is proportional to length as we increase the length the resistance wire explain ♦ r = no effect line lab course. The resistance there are four how the length of a wire effects resistance coursework factors that affect how to write a wedding speech resistance of a wire as the length of the wire other popular articles. Aim: to find out the effect on resistance, when the length of wire is changed in my experiment i will firstly get 3 100 cm wires made of constantan all of different thickness', one of 28 one of 40 and one of 56cm we will set up the experiment like this diagram shows an ammeter will be. Investigating how the length of a wire affects its resistance how the length of a wire affects its resistance - writework how the length of a wire affects its resistancein my physics coursework i am going to investigate the effect of the.
The resistance of a wire depends on 3 parameters: the conductivity of the material from which the wire is made, its cross sectional area, and its length highly conductive materials, such as copper and silver, are used to manufacture wire to achieve a low resistance. Therefore i predict that the resistance of the wire will increase as the length increases because each electron must travel further throughout the wire and are therefore exposed to more ions and electrons which is equivalent to more resistance.