The linear charge density of a wire: [1] (a) Is proportional to the charge on the wire and its length (b) Inversely proportional to chargeand the length (c) Directly proportional to charge and inversely proportional to length (d) Inversely proportional to charge and directly proportional to length
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Answer:
Correct option is A
Explanation:
Area of cross-section
Resistance of the conductor R=ρAL ⟹R∝AL
⟹ Resistance of the conductor is proportional to the length of wire and inversely proportional to the area of cross-section.
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