Civil Engineering - Building Materials - Discussion
Discussion Forum : Building Materials - Section 3 (Q.No. 41)
41.
The cracks caused by shrinkage of the exterior surface of the wood exposed to atmosphere, are called:
Discussion:
11 comments Page 2 of 2.
Surendra s Dangi said:
8 years ago
Heart shake is a crack in the heartwood, near the centre of the tree. It is caused by poor seasoning, or by using trees felled past maturity.
A crack or cracks propagating from near the edge of the log towards the centre, usually along the line of the medullary rays.
Answer C.
A crack or cracks propagating from near the edge of the log towards the centre, usually along the line of the medullary rays.
Answer C.
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