A block is subjected to the stresses as shown in Fig. 1. If the allowable compressive normal stress is (30 + SN) MPa. Determine: (a) the maximum allowable value of (ơ).(b) the normal

Elements Of Electromagnetics
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Author:Sadiku, Matthew N. O.
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Q1
A block is subjected to the stresses as shown
in Fig. 1. If the allowable compressive normal
stress is (30 + SN) MPa. Determine: (a) the
maximum allowable value of (o).(b) the normal
shear stress in MPa.(c) the principal stresses
and their directions.(d) the maximum shear
stress and direction.(e) from previous results
draw Mohr's circle stress and indicate all
stresses and their directions.
20
100 MPa
20
Sn=28
Transcribed Image Text:Q1 A block is subjected to the stresses as shown in Fig. 1. If the allowable compressive normal stress is (30 + SN) MPa. Determine: (a) the maximum allowable value of (o).(b) the normal shear stress in MPa.(c) the principal stresses and their directions.(d) the maximum shear stress and direction.(e) from previous results draw Mohr's circle stress and indicate all stresses and their directions. 20 100 MPa 20 Sn=28
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