Determine the horizontal shearing stress at 20 mm above the Neutral Axis 7. Determine the horizontal shearing stress at 95 nm above the Neutral Axis 8. Determine the spacing of the bolts

Elements Of Electromagnetics
7th Edition
ISBN:9780190698614
Author:Sadiku, Matthew N. O.
Publisher:Sadiku, Matthew N. O.
ChapterMA: Math Assessment
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solve the following questions 5. Determine the maximum shearing stress at Neutral Axis 6. Determine the horizontal shearing stress at 20 mm above the Neutral Axis 7. Determine the horizontal shearing stress at 95 nm above the Neutral Axis 8. Determine the spacing of the bolts
Situation 1 | A built-up beam made from fastening two channels to a wide flange section carries
loads' as shown. The fasteners are 12mmØ bolts with allowable shear stress t= 110 MPa. For
bearing, Ob= 220MPA for single shear, and ob= 275 MPa for double shear. E=200 GPA. Fy=420
МPа.
16 KN/m
10 KN/m
B
4m
1.35m
3.15m
1.5m
210mm
180mm
12mm
9mm
180mm
210mm
1. Determine the Moment of Inertia of the Section
2. Determine the Moment Capacity of the section if f»5280MPA.
3. Determine the flexural stress at fiber 30 mm above Neutral Axis at distance 5 meters
from the support at A.
4. Determine the maximum bending stress on the section.
5. Determine the maximum shearing stress at Neutral Axis.
6. Determine the horizontal shearing stress at 20 mm above the Neutral Axis.
7. Determine the horizontal shearing stress at 95 mm above the Neutral Axis.
8. Determine the spacing of the bolts.
238 mm
Transcribed Image Text:Situation 1 | A built-up beam made from fastening two channels to a wide flange section carries loads' as shown. The fasteners are 12mmØ bolts with allowable shear stress t= 110 MPa. For bearing, Ob= 220MPA for single shear, and ob= 275 MPa for double shear. E=200 GPA. Fy=420 МPа. 16 KN/m 10 KN/m B 4m 1.35m 3.15m 1.5m 210mm 180mm 12mm 9mm 180mm 210mm 1. Determine the Moment of Inertia of the Section 2. Determine the Moment Capacity of the section if f»5280MPA. 3. Determine the flexural stress at fiber 30 mm above Neutral Axis at distance 5 meters from the support at A. 4. Determine the maximum bending stress on the section. 5. Determine the maximum shearing stress at Neutral Axis. 6. Determine the horizontal shearing stress at 20 mm above the Neutral Axis. 7. Determine the horizontal shearing stress at 95 mm above the Neutral Axis. 8. Determine the spacing of the bolts. 238 mm
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