
COBRE y sus aleaciones
Authored by M F
Design
University
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8 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
El estaño, como aleante, le otorga al cobre características anticorrosivas
Verdadero
Falso
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Se utiliza el proceso _______________________________ para la producción de cobre, en base a sus minerales sulfurados.
pirometalúrgico
Bayer
Hall Heroult
hidrometalúrgico
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Para facilitar el mecanizado (maquinabilidad), el aleante para el cobre es
plomo.
zinc.
níquel.
fósforo.
estaño.
4.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
¿Cuáles de estas características son verdaderas si analizamos al zinc como aleante del cobre?
Mayor resistencia.
Menor ductilidad.
Mayor dureza.
Mayor plasticidad.
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Cobre (Cu) más estaño (Sn) es la aleación de cobre llamada bronce.
Verdadero
Falso
6.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
El cobre puro, conocido como tipo Tough Pitch, se utiliza en forma casi exclusiva en...
tubos de transferencia de calor.
cables para conducción eléctrica.
piezas que deban someterse a altos esfuerzos.
material de aporte para soldaduras.
piezas ornamentales.
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Las aleaciones de cobre y zinc son conocidas como latones.
Verdadero
Falso
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