Civil Engineering - RCC Structures Design - Discussion
Discussion Forum : RCC Structures Design - Section 2 (Q.No. 6)
6.
If the permissible compressive and tensile stresses in a singly reinforced beam are 50 kg/cm2 and 1400 kg/cm2 respectively and the modular ratio is 18, the percentage area At of the steel required for an economic section, is
Answer: Option
Explanation:
Taking Moment of area of tension and compression zone for a singly reinforced beam:
Discussion:
19 comments Page 2 of 2.
Harshit said:
1 decade ago
0.5(B*X*F) = Area of steel*permissible stress in steel.
Akash said:
10 years ago
M = es/ec = 18x50 = 1400, 900/1400 = 0.6.
Shiv said:
7 years ago
Pt=50k^2 ÷ m(1-k).
k=mc ÷ mc+t.
k=mc ÷ mc+t.
Navya said:
6 years ago
Please explain the answer in detail.
Solver said:
10 years ago
Use the formula: 50mc^2/t(mc+t).
Khan said:
7 years ago
Pt = K(t/c).
K = mc/(mc+t).
K = mc/(mc+t).
Adilmansuri said:
4 years ago
(Ast/Bd) = ((k*ca)/(ta*2)).
(1)
Dunya khleel said:
1 decade ago
Please explain to me.
Anjali said:
9 years ago
Yes, it is 0.698%.
Post your comments here:
Quick links
Quantitative Aptitude
Verbal (English)
Reasoning
Programming
Interview
Placement Papers