
Acero
Authored by 0212220026 ACTIVO
Chemistry
University
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7 questions
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1.
MULTIPLE CHOICE QUESTION
20 sec • 5 pts
¿Cuales son los componentes del Acero al carbón?
Carbono(C) y Hierro(Fe)
Carbono(C), Fósforo(P), Azufre(S), Nitrógeno(N) y Hierro(Fe)
Cromo(Cr) , Carbono(C) , Hierro(Fe) y Aluminio(Al)
Cromo(Cr), Niquel(Ni), Cobre (Cu), Carbono(C) , Hierro(Fe), y Titanio(Ti)
2.
MULTIPLE CHOICE QUESTION
10 sec • 4 pts
Para el refuerzo de concreto en estructuras la barra de acero debe ser corrugada
Verdadero
Falso
3.
MULTIPLE CHOICE QUESTION
10 sec • 5 pts
Dentro de las propiedades mecánicas para el acero ¿Cual es la propiedad más importante para la Ingeniería civil?
Ductilidad
Resiliencia
Resistencia
Soldabilidad
4.
MULTIPLE CHOICE QUESTION
20 sec • 2 pts
Según la tabla C.3.4.3-2 de la NSR 2010, la barra de acero No.14 tiene un diámetro en pulgadas de:
1-1/8"
1-3/8"
1-1/4"
1-3/4"
5.
MULTIPLE CHOICE QUESTION
10 sec • 4 pts
De las siguientes opciones ¿Cual pertenece a la clasificación del acero?
Cromado
Aleación Baja Débil
Inoxidable
Inexorable
6.
MULTIPLE CHOICE QUESTION
20 sec • 5 pts
La NTC 2279 es la norma que regula las barras corrugadas y lisas de acero de baja aleación, para refuerzo en colombia.
Verdadero
Falso
7.
FILL IN THE BLANK QUESTION
30 sec • 5 pts
¿Cual es la propiedad negativa que presenta el acero?
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