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Práctica 7

Authored by Alejandro Martinez Gordon

Construction

University

Used 8+ times

Práctica 7
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6 questions

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1.

MULTIPLE CHOICE QUESTION

15 mins • 2 pts

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Trasponer en plano las siguientes tensiones normales y tangenciales

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2.

MULTIPLE CHOICE QUESTION

15 mins • 2 pts

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Determinar σ𝞪 y 𝜏𝞪

σ𝞪= -1,02 MPa
𝜏𝞪= -54,8 MPa

σ𝞪= 56,6 MPa
𝜏𝞪= 22,68 MPa

σ𝞪= -10,02 MPa
𝜏𝞪= -5,8 MPa

σ𝞪= -10 MPa
𝜏𝞪= -50 MPa

3.

MULTIPLE CHOICE QUESTION

15 mins • 2 pts

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Determinar σMAX/MIN y 𝜏MAX/MIN

σMAX = 30,54 MPa
σMIN = -15,55 MPa
𝜏MAX/MIN = ± 23,05 MPa

σMAX = 3,54 MPa
σMIN = -1,55 MPa
𝜏MAX/MIN = ± 2,30 MPa

σMAX = 40 MPa
σMIN = -15 MPa
𝜏MAX/MIN = ± 5 MPa

σMAX = 3 MPa
σMIN = -1 MPa
𝜏MAX/MIN = ± 13,5 MPa

4.

MULTIPLE CHOICE QUESTION

15 mins • 2 pts

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σMAX = 50MPa
σMIN = -20 MPa
𝜏MAX/MIN = ± 40 MPa
Centro = (20,0)

σMAX = 25 MPa
σMIN = -10 MPa
𝜏MAX/MIN = ± 20 MPa
Centro = (40,0)

σMAX = 40MPa
σMIN = -30 MPa
𝜏MAX/MIN = ± 10 MPa
Centro = (10,0)

σMAX = 55 MPa
σMIN = -25 MPa
𝜏MAX/MIN = ± 45 MPa
Centro = (25,0)

5.

DRAW QUESTION

15 mins • Ungraded

Acotar valores de tensiones normales I,II y tangenciales (incluir puntos 1, 2 y el centro)

σx = 50MPa σy = -20 MPa 𝜏xy = -30 MPa

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6.

MULTIPLE CHOICE QUESTION

15 mins • 2 pts

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𝞪I/II = 20,30° y 110,30°

βI/II = -24,69° y 65,30°

𝞪I/II = 10,30° y 100,30°

βI/II = -20,69° y 61,30°

𝞪I/II = 30° y 120°

βI/II = -44,69° y 45,3

𝞪I/II = -20,30° y 70,30°

βI/II = -24,69° y 65,30°

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