Civil Engineering - UPSC Civil Service Exam Questions - Discussion

Discussion Forum : UPSC Civil Service Exam Questions - Section 25 (Q.No. 23)
23.
The expansion and shrinkage of plywoods are comparatively very low as
they are held in position by adhesives
they are glued under pressure
plies are placed at right angles to each other
they are prepared from veneers
Answer: Option
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