Which of the following cylindrical wires has the largest resistance? All wires are made of the same material.
A) a wire of length L and diameter 2d
B) a wire of length L and diameter d/2
C) a wire of length L/2 and diameter d
D) a wire of length L and diameter d
E) a wire of length L/2 and diameter 2d
Correct Answer:
Verified
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A)remains constant
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(a)
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