In this part of the experiment, you will investigate the physical parameters that have an effect on the resistance of a conductor. The conductors to be used are given as in the following. Brass (0.00203 cm") Brass (0.00519 cm³) Brass (0.00811 cm²) Brass (0.0127 cm") Copper (0.00811 cm³) Aluminum (0.00811 cm³) Stainless Steel (0.00811 cm³) Nichrome (0.00811 cm") Part B: Resistance vs Cross-Sectional Area (A): Task: In this part, resistance of four brass wires with different diameters thus cross-sectional areas are to be measured. (I = 1A) Table 2. Resistance of conductor for different cross-sectional areas D (cm) A(cm²) | Length (cm)| I(A) | Voltage (mV) | Resistance (2) 0,1271 0,1016 0,0812 0,0508 0,0127 24 0,00811 0,00519 0,00203 13,6 TA 21,2 33,7 |(A 24 Brass 24 IA 24 89,4 Question: How did the resistance of the conductor change with respect to cross-sectional area? Did the change occur as you have expected? Your Answer: Task (Plot): Resistance vs Cross sectional area (A) graph. (Independent variable A on x-axis, dependent variable R on y-axis)

In this part of the experiment, you will investigate the physical parameters that have an effect on the resistance of a conductor. The conductors to be used are given as in the following. Brass (0.00203 cm") Brass (0.00519 cm³) Brass (0.00811 cm²) Brass (0.0127 cm") Copper (0.00811 cm³) Aluminum (0.00811 cm³) Stainless Steel (0.00811 cm³) Nichrome (0.00811 cm") Part B: Resistance vs Cross-Sectional Area (A): Task: In this part, resistance of four brass wires with different diameters thus cross-sectional areas are to be measured. (I = 1A) Table 2. Resistance of conductor for different cross-sectional areas D (cm) A(cm²) | Length (cm)| I(A) | Voltage (mV) | Resistance (2) 0,1271 0,1016 0,0812 0,0508 0,0127 24 0,00811 0,00519 0,00203 13,6 TA 21,2 33,7 |(A 24 Brass 24 IA 24 89,4 Question: How did the resistance of the conductor change with respect to cross-sectional area? Did the change occur as you have expected? Your Answer: Task (Plot): Resistance vs Cross sectional area (A) graph. (Independent variable A on x-axis, dependent variable R on y-axis)

Electricity for Refrigeration, Heating, and Air Conditioning (MindTap Course List)

10th Edition

ISBN:9781337399128

Author:Russell E. Smith

Publisher:Russell E. Smith

Chapter12: Electronic Control Devices

Section: Chapter Questions

Problem 14RQ

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