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The expressions u=Nq; ε=Bq; σ=EBq relate ____________

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in Finite Element Method by (110k points)
The expressions u=Nq; ε=Bq; σ=EBq relate ____________

(a) Displacement, Strain and Stress

(b) Strain and stress

(c) Strain and displacement

(d) Stress and displacement

The question was posed to me during an interview.

My enquiry is from One Dimensional Problems in division One Dimensional Problems of Finite Element Method

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Right answer is (a) Displacement, Strain and Stress

Explanation: Stress is defined as force per unit area. Strain is defined as the amount of deformation in the direction of applied force. Displacement is the difference between the final and initial position of a point. The given expressions show the relationship between stress, strain and displacement of a body.

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