At 20 ◦C a copper wire has a resistance of 4×10−3 Ω and a temperature coefficient of resistivity of 3.9×10−3 (C◦)−1, its resistance at 100 ◦

Question

At 20 ◦C a copper wire has a resistance of 4×10−3 Ω and a temperature coefficient of resistivity of 3.9×10−3 (C◦)−1, its resistance at 100 ◦C is

A.
52.5 × 10-3 Ω
B.
5.25 × 10-3 Ω
C.
5.25 × 10-4 Ω
D.
5.25 × 10-2 Ω

E.
25.5 × 10-3 Ω

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Mộc Miên 7 months 2021-07-25T03:14:27+00:00 1 Answers 37 views 0

Answers ( )

    0
    2021-07-25T03:16:17+00:00

    Answer:

    25.5×10_3 1928 82i93874 89_/ 9299

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