Civil Engineering MCQJE Level Civil Engineering
Steel compression/tension stress check: Axial force 1000 kN acts on effective area 2500 mm². Average stress is:
RCCRCC and Steel DesignHARD
Choose the correct answer
A
40 MPa
B
4000 MPa
C
400 MPa
D
0.4 MPa
Correct Answer
C. 400 MPa
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Average direct (axial) stress σ = Force / Area = P / A. P = 1000 kN = 1000×10³ N, A = 2500 mm² × × ... = 400 MPa. Stress is force per unit area. For axial loads, stress is uniform across the cross-section (Saint-Venant's principle applies away from the point of load application).
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This MCQ belongs to RRB JE Civil & Allied Engineering CBT-2 Full Mock Test Series. Full tests include timed attempts, rank comparison and subject-wise analysis.