The resistance of a conductor is directly proportional to:
(a) Its area of cross-section
(b) density
(c) melting point
(d) length
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1
Explanation:
The resistance of a wire is directly proportional to its length and inversely proportional to its cross-sectional area. Resistance also depends on the material of the conductor.
Answered by
3
Answer: (d). Length (R∝L)
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