1. Solve the following resistance problems: a. A 4.2 cm long copper wire has a cross-sectional area of 3.7 mm?. Determine the resistance of that wire. Check the resistivity of Copper int the table given in the textbook. b. Consider a 1.6 cm long silver wire. What is the cross-sectional area of the wire for it to have a resistance of 2.2 x 10? Q.

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Author:Robert L. Boylestad
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1. Solve the following resistance problems:
a. A 4.2 cm long copper wire has a cross-sectional area of 3.7 mm?. Determine
the resistance of that wire. Check the resistivity of Copper int the table given
in the textbook.
b. Consider a 1.6 cm long silver wire. What is the cross-sectional area of the
wire for it to have a resistance of 2.2 x 102 0.
Transcribed Image Text:1. Solve the following resistance problems: a. A 4.2 cm long copper wire has a cross-sectional area of 3.7 mm?. Determine the resistance of that wire. Check the resistivity of Copper int the table given in the textbook. b. Consider a 1.6 cm long silver wire. What is the cross-sectional area of the wire for it to have a resistance of 2.2 x 102 0.
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