68. A piece of wire 1 foot long with crosses sectional area of 10s square inch has a resistance of 0.75 ohm. What is the resistance of 200 ft of wire of the same material with a cross-sectional area of 3 x 10s square inch? a. 100 2 b. 200 2 c. 150 2 d. 50 2 Ob d

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68. A piece of wire 1 foot long with crosses sectional area of 105 square inch has a
resistance of 0.75 ohm. What is the resistance of 200 ft of wire of the same material with
a cross-sectional area of 3 x 105 square inch?
a. 100 2
b. 200 2
c. 150 2
d. 50 2
a
O d
Transcribed Image Text:68. A piece of wire 1 foot long with crosses sectional area of 105 square inch has a resistance of 0.75 ohm. What is the resistance of 200 ft of wire of the same material with a cross-sectional area of 3 x 105 square inch? a. 100 2 b. 200 2 c. 150 2 d. 50 2 a O d
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