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Take measurements of resistances of various lengths of a wire of constant diameter. Make a graph of resistance against length / cross-sectional area of wire. The gradient of the straight line section will be equal to the resistivity of the wire.

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16y ago

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Related Questions

How can one accurately measure water resistivity?

One can accurately measure water resistivity by using a device called a conductivity meter. This device measures the ability of water to conduct electricity, which is directly related to its resistivity. By measuring the electrical conductivity of water, one can determine its resistivity accurately.


Is resistivity vector or scalar?

Resistivity is a scalar quantity. It is a measure of how strongly a material opposes the flow of electric current through it.


What is resistivity on what factor is depends?

Resistivity is a measure of a material's ability to resist the flow of electric current. It depends on factors such as the material's composition, temperature, and dimensions. Materials with high resistivity impede the flow of current more than those with low resistivity.


Which graph is used to measure quantity?

bar graph


What does electric resistivity measure?

Electric resistivity measures the ability of a material to resist the flow of an electric current through it. It is an intrinsic property of a material and is dependent on factors such as the material's composition and temperature. Resistivity is typically measured in ohm-meters.


What are Disadvantages of two probe method to measure resistivity?

One disadvantage of the two-probe method to measure resistivity is that it can introduce errors due to contact resistance at the probe-sample interface. Additionally, the measurement may not accurately capture the true resistivity of the sample if the probe spacing is large compared to the sample size. Finally, the two-probe method is not suitable for measuring resistivity in materials with high contact resistance or non-uniform resistivity distributions.


What is the Difference between reluctance and resistivity?

Resistivity is the intrinsic property of a conductor, and it is independent of the size of that conductor. Resistance is an extrinsic property that makes it dependent upon the amount of the material that there is present.


Which type of graph would be best to measure in minutes?

The best graph for minutes would probably be a line or bar graph to measure something over time. Your welcome!


How can you measure a shockwave on a point 7.2?

seismometers, gravity meters, magnetometers and electrical resistivity meters.


What is thermal resistivity of soils?

Thermal resistivity of soils is a measure of how well a soil can conduct heat. It is the reciprocal of thermal conductivity and is used to quantify the ability of a soil to resist the flow of heat through it. Thermal resistivity is an important parameter in geotechnical and geothermal engineering applications.


What is position in a graph?

The position on a graph or a Cartesian plane is the measure of its edges with respect to the co-ordinates of the graph.


What is electrical resistivity of concrete?

The electrical resistivity of concrete is a measure of its ability to resist the flow of electrical current. It is influenced by factors such as the composition, moisture content, and curing conditions of the concrete. Higher resistivity values generally indicate better quality concrete with lower porosity.