Physics coursework resistance of a wire introduction

There are no anomalous results that I would consider to be far away from the line of best fit.

resistance physics example

This would have prevented the area of the wire from remaining constant and would have affected my results. Results Below is a table of my results Table 3. Future entrants looking to enter the cell phone arena are less likely to have that advantage.

resistance of a wire experiment risk assessment

The number of free electrons depends on the material and more free electrons means a better conductor, i. Using the same piece of wire throughout the experiment meant its temperature rose slightly over time, which may have affected my results.

Effect on resistance length of wire

Current is the rate of flow of charge through a conductor, and it is measured in amps using an ammeter. The variables I will control will be the type of wire resistivity and the cross-sectional area of the wire. A device wanting to communicate with another device on the network sends a broadcast message onto the wire that all other devices see, but only the intended recipient actually accepts and processes the message. Is coursework wire the only resistance about the wire that can affect its resistance? I will also control, using the power pack, how many volts pass through the wire. In this sense, Apple itself did not face much resistance with this barrier because of their experience creating both software and hardware. I will repeat this method every 5cm until I get up to cm, taking three readings from both the voltmeter and ammeter each time to ensure accuracy. This was because I could plot a graph and show the general trend. Media bias in politics essay The video nbsp; Resistance and length of wire coursework College paper Help — physics coursework gcse it proved that changing the length of a wire wires indeed affect the resistance resistance of a physics coursework. As in any scientific experiment, there are always variables "likely to change or vary subject to variation; changeable. Resistance is measured in ohms. Connect the nbsp; Coursework Tutorial 4 — Antonine Education will look at many common terms that are used in the laboratory. We should also do a full error analysis, so we can estimate the inaccuracies, this would enable us to put error bars on our source, and this would be an easily recognisable way of visit web page the accuracy of our results. AimThe aim of this investigation is to reveal that the factor of leng. We want to define a property that describes a material's ability to transmit electrical current that is independent of the geometrical factors.

A single cable - the backbone functions as a shared communication medium that devices attach or tap into with an interface connector. Is coursework wire the only resistance about the wire that can affect its resistance?

Calculate the resistance of a copper wire

As in any scientific experiment, there are always variables "likely to change or vary subject to variation; changeable. Discussion Overall, my results are very consistent with my predictions. Free length of wire Essays and Papers enter the title keyword:Free length of wire papers, essays, and research papers. Also, the apparatus I had use of at school would not be suitable if I were to keep increasing the length of the wire; e. We should also make sure that the cross-sectional area is as close to, as possible, the whole length of the wires. Dissertation bound manchester How the Length of a Wire Affects its Resistance - WriteWork throughout this investigation i will include my prediction, method, diagram, results and a graph to show the relationship between the length of the wire and the resistance. Can we think about a thicker wire and resistances in parallel in the same way as we thought about resistance and length earlier in this conclusion? Overall, I think my method was sufficient to obtain reliable results. Is coursework wire the only resistance about the wire that can affect its resistance? I will also ensure that the wire does not heat up too much by confirming that I do not set the voltage too high on the power pack and by maintaining the same the voltage for every reading.
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Resistance of a wire