Consider an 8-m long simply supported beam with overhangs loaded as shown below. The beam is fabricated by joining wood planks using an adhesive to create a box section as shown below. 150 mm 100 kN/m 50 mm b A B E 50 mm 2 m 2 m 2 m 2 m 50 mm 50 mm

Elements Of Electromagnetics
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Consider an 8-m long simply supported beam with overhangs loaded as shown below. The beam is fabricated by joining
wood planks using an adhesive to create a box section as shown below.
150 mm
100 kN/m
50 mm
D
50 mm
2 m
2 m
2 m
2 m
50 mm 50 mm
Draw the shear diagram. Annotate all relevant values and distances, and
indicate the degree of curves. Determine the magnitude of the maximum
internal shear force and indicate its location relative to point
Express the moment of inertia of the beam in terms of b (in mm4).
1.
2.
If the allowable stress of wood is 10 MPa, determine the dimension, b (in
mm), required to support the load. Express your answer to the nearest 50
3.
mm
4.
Using the final cross section based on your answer in item 3, what must be
the shear strength of the adhesive used to fabricate the beam?Express
your answer to the nearest 1 MPa
Transcribed Image Text:Consider an 8-m long simply supported beam with overhangs loaded as shown below. The beam is fabricated by joining wood planks using an adhesive to create a box section as shown below. 150 mm 100 kN/m 50 mm D 50 mm 2 m 2 m 2 m 2 m 50 mm 50 mm Draw the shear diagram. Annotate all relevant values and distances, and indicate the degree of curves. Determine the magnitude of the maximum internal shear force and indicate its location relative to point Express the moment of inertia of the beam in terms of b (in mm4). 1. 2. If the allowable stress of wood is 10 MPa, determine the dimension, b (in mm), required to support the load. Express your answer to the nearest 50 3. mm 4. Using the final cross section based on your answer in item 3, what must be the shear strength of the adhesive used to fabricate the beam?Express your answer to the nearest 1 MPa
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