The stresses at a point on the surface of a generator shaft are ox = -50 MPa, ơy = 30 MPa and Txy = -40 MPa as shown in Figure Q3. (Consider only the in-plane stresses. Note: the radius of the 2 + (rxy)³). (Ox-dy\ circle is given by R = 2

Elements Of Electromagnetics
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ISBN:9780190698614
Author:Sadiku, Matthew N. O.
Publisher:Sadiku, Matthew N. O.
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3
The stresses at a point on the surface of a generator shaft
are ox = -50 MPa, ơy = 30 MPa and Txy = -40 MPa as
shown in Figure Q3.
(Consider only the in-plane stresses. Note: the radius of the
circle is given by R = J)
(a)
Construct the Mohr's circle showing the centre of the circle as
well as points A and B.
(b)
Determine the principal stresses.
(c)
Show the principal stresses on a sketch of a properly oriented
element.
(d)
Determine the maximum shear stresses.
(e)
Show the maximum shear stresses on a sketch of a properly
oriented element.
MPа
В
A
MPa
MPа
Figure Q3
Transcribed Image Text:3 The stresses at a point on the surface of a generator shaft are ox = -50 MPa, ơy = 30 MPa and Txy = -40 MPa as shown in Figure Q3. (Consider only the in-plane stresses. Note: the radius of the circle is given by R = J) (a) Construct the Mohr's circle showing the centre of the circle as well as points A and B. (b) Determine the principal stresses. (c) Show the principal stresses on a sketch of a properly oriented element. (d) Determine the maximum shear stresses. (e) Show the maximum shear stresses on a sketch of a properly oriented element. MPа В A MPa MPа Figure Q3
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