Tuesday, February 11, 2014

Factors affecting the resistance of a wire

Factors affecting the tube of a fit fall out gateway: Resistance is a force, which opposes the flowing of an electric automobile ongoing around a tour of duty. Resistance is measured in Ohms. George Ohm recover that a circuit sometimes resists the flow of electricity. He called this RESISTANCE. He even came up with a rule for working allow on the rampart of a circuit, which was: R= V ÷ I V- Volts I- Current R- Resistance Ohms law says the more resistance performer more aptitude is needed for the current to pull out through the fit out. Resistance is a measure of how much heartiness is needed to push the current through something. Resistance occurs when the electrons travelling along the wire collide with the atoms of the wire. These conflicts slow down the flow of electrons do resistance. THE FOUR FACTORS THAT AFFECT THE RESISTNCE OF A WIRE ar: 1.          continuance OF WIRE 2.         THICKNESS OF WIRE 3.          TEMPERATURE 4.         TYPE OF admixture AIM: To investigate how the length of a Nichrome wire pot affect the resistance of a wire PREDICTION: In my opinion the durable the wire the more resistance on that point will be. I believe this because if the length of the wire is increase then the resistance will also increase, as the electrons will have a longer distance to travel and so more collision and friction will occur. VARIABLE FACTORS: The factors that I am going to deepen atomic number 18 the length of the Nichrome wire and adjust the variable electric resistance to take 3 readings. The factors that I am going to support constant are: same thickness of the wire and the fasten up of the circuit should be the same. APPARATUS: v         NICHROME WIRE v          originator PACK v         METER RULER v         CROCODILE CLIPS v         SELLOTAPE v          alliance LEADS v         AMMETER v      Â!  Â Â VOLTMETER v         VARIABLE... If you want to get a full essay, order it on our website: OrderEssay.net

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