If we cut a cross section through a tree trunk, we will see a number of rings. The most appropriate term for these rings is
A) annual rings.
B) eccentric rings.
C) concentric rings.
D) growth rings.
E) all of the above.
Correct Answer:
Verified
Q14: Flat- sawn lumber is dimensionally more stable
Q15: Wood is
A)stronger across the grain than along
Q16: In the United States, most structural lumber
Q17: The approximate density of lumber is
A)55 psf.
B)55
Q18: The cellular structure of wood consists mainly
Q20: Structural lumber is typically
A)flat- sawn.
B)quarter- sawn.
C)either A
Q21: A 10- ft- long stud was installed
Q22: Which of the following grades can only
Q23: Which of the following lumber cross sections
Q24: The actual dimensions of 2 × 12
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