1. A l-m length of wire is found to have a resistance of 25 ohms. If the diameter of the wire is I mm, determine the resistivity in 2-m.

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Topic: Resistance and Ohm's Law 

Please solve 1 and 2 problems. Thankyou

1. A l-m length of wire is found to have a resistance of 25 ohms. If the diameter of the wire
is 1 mm, determine the resistivity in -m.
2. A copper bus bar has a rectangular cross-section of dimensions 6 in. by 8 in. Determine the
cross-sectional area in CM.
Transcribed Image Text:1. A l-m length of wire is found to have a resistance of 25 ohms. If the diameter of the wire is 1 mm, determine the resistivity in -m. 2. A copper bus bar has a rectangular cross-section of dimensions 6 in. by 8 in. Determine the cross-sectional area in CM.
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