1 answer

How to calculate resistivity with the given date? Lab 3: Resistance and Resistivity Cross Sectional Measured...

Question:

Lab 3: Resistance and Resistivity Cross Sectional Measured Accepted Relative Do the measured resistivities agree Material Color Yellow Diameter (cm) 0.127 0.102 0.102 0.102 0.102 Area A (cm) Current (A) Slope (mV/cm) Resistivity (μΩcm) Resistivity (μΩcm) Difference with the accepted resistivities? Brass Aluminum Light Gray Copper Nichrome Stainless Steel Dark Gray 0.016129 0.010404 0.010404 0.010404 0.010404 1 1.49 t 0.016 1 0.700 +0.0083 1 0.223 10.0034 0.5 7.23 0.0039 1 10.3t0.025 7.0t0.5 4.9 0.1 1.8 +0.1 105+5 Reddish Dark GrayHow to calculate resistivity with the given date?

Lab 3: Resistance and Resistivity Cross Sectional Measured Accepted Relative Do the measured resistivities agree Material Color Yellow Diameter (cm) 0.127 0.102 0.102 0.102 0.102 Area A (cm") Current (A) Slope (mV/cm) Resistivity (μΩcm) Resistivity (μΩcm) Difference with the accepted resistivities? Brass Aluminum Light Gray Copper Nichrome Stainless Steel Dark Gray 0.016129 0.010404 0.010404 0.010404 0.010404 1 1.49 t 0.016 1 0.700 +0.0083 1 0.223 10.0034 0.5 7.23 0.0039 1 10.3t0.025 7.0t0.5 4.9 0.1 1.8 +0.1 105+5 Reddish Dark Gray

Answers

he knoo Re Cs-sectional Aea → for Calculate 1, Lale need R, Ad- is qinen n Dala.el Lu>. For Brass R- 449去.ec托 Specimen, ue Can calculale 0.147 0(ニ0.0016have any doubt, plz mention in comment.

Use this method and calculate for other specimens

.

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