How to practice concept:plane-stress

Attempt a question, record the concept and assumptions, then check the available answer. Rework mistakes after revising the relevant concepts. Topic tags can overlap; review the question context.

Questions 1–3 of 3. Imported answers require independent review unless marked reviewed.

Topic practice 3 questionsPage 1 of 1

Question 33

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AENAT1 markNeeds review
The two-dimensional plane-stress state at a point is:

The normal stress,

, on a plane inclined 45° as shown in the figure is ___

(round off to the nearest integer).
Diagram for Aerospace Engineering question 33


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Question 52

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AENAT2 marksNeeds review
The components of stress in a body under plane stress condition, in the absence of body forces, is given by:

;

and

. The coefficient, A, such that the body is under equilibrium is ____ (accurate to one decimal place).

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Question 52

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AENAT2 marksNeeds review
For the state of plane stress shown in the figure, the minimum principal stress is

. The normal stress

in

is equal to ________ (round to nearest integer).
Diagram for Aerospace Engineering question 52


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