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What are a few of the differences between resistance and resistivity?
Answer:
The resistance R of wire depends on both the size and shape of the wire and on the resistivity a physical quantity whose value characterizes the material of which the wire is made.
Where l is the length of the wire and A is the cross sectional are of the wire.
In utilizing Kirchoff's Laws to analyze a circuit a student correctly calculates a negative value for one of the currents in the circuit. What does the negative sign signify?
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Wires A as well as wire B are both made out of copper. Wire B is double as long as wire A. The diameter of wire B is doubles that of wire A. Answer: Resistivity is a charac
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Friction has several disadvantages but life is impossible without friction because friction has many benefits also.
1. Brief definitions of the study design, sampling strategy, and outcome variable(s) Study design: cross sectional study is carried out at just one point in time or over a sho
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