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For the given state of stress, determine the normal and shearing stresses after the element shown has been rotated through (a): 25° clockwise, (b) 10° counterclockwise.

Question-AnswerCategory: Strength of MaterialsFor the given state of stress, determine the normal and shearing stresses after the element shown has been rotated through (a): 25° clockwise, (b) 10° counterclockwise.
Beer Johnston asked 12 months ago

 
For the given state of stress, determine the normal and shearing stresses after the element shown has been rotated through (a): 25° clockwise, (b) 10° counterclockwise.

1 Answers
Mazurek Gravity answered 12 months ago

 

Step No: 1

 

Step No: 2

Compressive stress in x-direction 
Tensile stress in y-direction 
Shear stress 

 

Step No: 3

(a) stress at  clock wise the element
x-direction


The value given as 
So 



 

Step No: 4

y-direction




Normal shear stress




 

Step No: 5

(b) stress at  counter clock wise the element









=75.2MPa

 

Step No: 6

Shear stress



 

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