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Controlled assessment for this specification and calculating the resistance of a wire and collect their results for use in part 2 and part 3. Resistance of a wire (physics) coursework watch a physics coursework on the resistance of a wire: tests to see which wire will give you good results. A simple investigation of the factors affecting the resistance of a wire. Gcse physics coursework resistance wire if too thick a wire is used, the results may be affected by warming of the wires 2 if coils of copper and eureka wires. Class practical investigating the changing resistance of a wire as it temperature change and resistance about the idea of validity of scientific results.
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Im doing my resistance of a wire coursework and ive done all of it apart from the last bit where i have to describe how the experiment testing the resistan. Class practical a simple investigation of the factors affecting the resistance of a wire apparatus and materials for the ranges of results and the.
Resistance in a wire free essay example: this is because as the wire gets hotter its resistance increases however my results were reliable. 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.
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The resistance of a typical conducting wire is low when temperature is low and high when temperature is high how does temperature affect the resistance of a wire. An electric current flows when electrons move through a conductor, such as a metal wire the moving electrons can collide with the ions in the metal this makes it more difficult for the current to flow, and causes resistance the resistance of a long wire is greater than the resistance of a short. Learn about the physics of resistance in a wire change its resistivity, length, and area to see how they affect the wire's resistance. Physics gcse coursework: resistance of wire step 9: divide the voltage (2v) by the average results (in step 8) to find the resistance obtaining results. Investigating how different lengths of wire affect the resistance in a circuit results, 20 cm had a higher resistance than 25 cm, and 35 cm had a. To get the full marks for my gcse coursework how does length affect the resistance in a wire i need to provide an alternative experiment that i could perform if i were to redo the investigation i have already calculated resistance in circuit using ohm's law and predicted results using the r=ρl.
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