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Questão de Engenharia Elétrica — Medidas Elétricas — NC-UFPR 2019

Engenharia ElétricaMedidas Elétricas
Código
qq535524
Banca
NC-UFPR
Órgão
ITAIPU BINACIONAL
Ano
2019
Nível
Superior
Cargo
Profissional de Nível Universitário Jr - Engenharia Elétrica
A copper conductor has a diameter of 0.6 in. and it is 1200 ft long. Assume that it carries a total DC current of 50 A. Mark the alternative that presents the total resistance of the conductor and how much power is dissipated in the wire.
  1. A0.015 ohms – 76.4 W.
  2. B0.035 ohms – 86.4 W.
  3. C0.055 ohms – 56.4 W.
  4. D0.075 ohms – 66.3 W.
  5. E0.085 ohms – 46.4 W.
Revelar gabarito e comentário

GabaritoB — 0.035 ohms – 86.4 W.

Link permanente: /questoes/qq535524