Civil Engineering MCQJE Level Civil Engineering
Which of the following statements about area centre of a composite lamina is technically sound?
Engineering MechanicsCentroidEASY
Choose the correct answer
A
centroid is always at a corner
B
holes are added as positive areas
C
centroid depends on material strength only
D
centroid coordinates are area-weighted averages
Correct Answer
D. centroid coordinates are area-weighted averages
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Composite centroids use first moments of area. Correct option: D.
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