Answered: he pin as shown in FIGURE G jointed…

Elements Of Electromagnetics

7th Edition

ISBN:9780190698614

Author:Sadiku, Matthew N. O.

Publisher:Sadiku, Matthew N. O.

ChapterMA: Math Assessment

Section: Chapter Questions

Problem 1.1MA

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Question

The pin as shown in FIGURE G jointed assembly supports a billboard 3 m high x 4 m wide on each end. The total weight of the billboard is 30 kN.

1. Horizontal reaction at A
a. 16.76 kN
b. 15.80 kN
c. 18.35 kN
d. 16.35 kN
2. Stress in strut BC
a. 91.67 MPa
b. 92.89 MPa
c. 94.56 MPa
d. 90.85 MPa
3. If the strut AB were replaced by a 16 mmΦ steel cable. Determine the normal stress
a. 91.67 MPa
b. 92.89 MPa
c. 90.7 MPa
d. 90.85 MPa

A
1.7 kPa
60° (B
3x4
6mmx 76mm bar
FIGURE G

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