
Fios e cabos elétricos
Authored by Cleiton Acioli
Professional Development, Education
KG
Used 4+ times

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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Os condutores são componentes que tem a sua ____________ medida através da ______________ de passagem de corrente. Complete a frase acima.
Eficiência , forma
Eficácia, capacidade
Eficiência, capacidade
Eficácia, forma
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A propriedade que alguns materiais possuem que os tornam favoráveis a passagem da corrente elétrica é...
condutibilidade.
permeância
magnetismo
resistência
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Os materiais mais utilizados como condutores elétricos são o __________ e o______________ . Complete a frase acima.
ferro, bronze
aço, alumínio
cobre, alumínio.
cobre, ferro.
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
0,0173 Ω.mm²/m, representa a resistividade de qual metal condutor
aço
cobre
alumínio
constantan
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
0,0284 Ω.mm²/m, representa a resistividade de qual metal condutor
aço
alumínio
cobre
tungstênio
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A densidade do cobre é _______________ que a densidade do alumínio. Complete a frase acima.
menor
igual
maior
diferente
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A resistividade do alumínio é ________________ que a do cobre. Complete a frase acima.
1,4 vezes maior
1,4 vezes maior
1,5 vezes maior
1,6 vezes maior
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