The ratio of the area of cross-section of a circular section to the area of its core, is_______________?
B. 8
C. 12
D. 16(Correct)
		A. wa/27
B. wa²/27
C. w²a
D. wa²
		A. b = 10 N/mm2 s = 20 N/mm 2
B. b = 8 N/mm2 s = 16 N/mm2
C. b = 6 N/mm2 s = 12 N/mm2
D. b = 5 N/mm2 s = 10 N/mm2
		A. Horizontal thrust is wl2/8h
B. S.F. will be zero throughout
C. B.M. will be zero throughout
D. All the above
		A. A simply supported beam with isolated central load
B. A simply supported beam with uniformly distributed load
C. A cantilever with an isolated load at the free end
D. A cantilever with a uniformly distributed load
		A. 4.0t compression
B. 3.0t compression
C. 0.5t compression
D. 0.5t tension