Question

If the area of cross-section of a conductor is halved then
(A) It's resistance increase
(C) Resistance remains the same
(B) It's resistance decrease
(D) none of these​

please answer

Answer 1

Answer:

1

R=resistivity*length /area

so area decreases then resistance increases

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Answer 2

Answer:

(A) it's resistance increase

Explanation:

area of cross section is indirectly to the resistance