What happens to the resistance of a wire as its length increases? A. The resistance decreases. B. The resistance is not affected by a chan

Question

What happens to the resistance of a wire as its length increases? A. The resistance decreases. B. The resistance is not affected by a change in wire length. C. The resistance alternates between high and low values. D. The resistance increases.

in progress 0
RI SƠ 5 months 2021-09-02T08:39:18+00:00 1 Answers 6 views 0

Answers ( )

    0
    2021-09-02T08:41:05+00:00

    Answer:

    D. The resistance increases.

    Explanation:

    Resistance of a wire is R = ρL/A, where ρ is the resistivity of the wire, L is the length, and A is the cross sectional area.

    As L increases, R increases.

Leave an answer

Browse

Giải phương trình 1 ẩn: x + 2 - 2(x + 1) = -x . Hỏi x = ? ( )