Which of the following losses of prestress occurs only in pretensioning and not in post-tensioning ?
A). elastic shortening of concrete
B). shrinkage of concrete
C). creep of concrete
D). loss due to friction
1. Which of the following statements is incorrect?
2. High carbon content in the steel causes
4. A T-beam behaves as a rectangular beam of a width equal to its flange if its neutral axis
5. Maximum efficiency of a screw jack for the angle of friction θ, is
8. Modulus of rupture of concrete is a measure of
9. The portion of the building between the ground level and the ground floor is called
10. In chlorination, with the rise in temperature of water, death rate of bacteria