Find the Permissible stresses and range of stresses for class 1 structure fcu = 50n/mm2,fck = 35n/mm2 according to BS: 8110 recommendations for fcu = 50n/mm2 and fci = 35n/mm2,fct = 0.5fci= 17.5n/mm2?

Find the Permissible stresses and range of stresses for class 1 struct

1.	Find the Permissible stresses and range of stresses for class 1 structure f_cu = 50n/mm²,f_ck = 35n/mm² according to BS: 8110 recommendations for f_cu = 50n/mm² and f_ci = 35n/mm²,f_ct = 0.5f_ci= 17.5n/mm²?
A.	16.5n/mm<sup>2</sup>
B.	12.56n/mm<sup>2</sup>
C.	13.56n/mm<sup>2</sup>
D.	12.00n/mm<sup>2</sup>
Answer» B. 12.56n/mm<sup>2</sup>

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Find the Permissible stresses and range of stresses for class 1 structure fcu = 50n/mm2,fck = 35n/mm2 according to BS: 8110 recommendations for fcu = 50n/mm2 and fci = 35n/mm2,fct = 0.5fci= 17.5n/mm2?

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Find the Permissible stresses and range of stresses for class 1 structure f_cu = 50n/mm²,f_ck = 35n/mm² according to BS: 8110 recommendations for f_cu = 50n/mm² and f_ci = 35n/mm²,f_ct = 0.5f_ci= 17.5n/mm²?