Prestress loss due to friction occurs only in post-tensioned beams in both post-tensioned and preten-sioned beams None of these only in pretensioned beams TRUE ANSWER : ? YOUR ANSWER : ?
In reinforced concrete footing on soil, the minimum thickness at edge should not be less than 150 mm 200 mm 250 mm 100 mm TRUE ANSWER : ? YOUR ANSWER : ?
In a spherical dome subjected to concentrated load at crown or uniformly distributed load, the meridional force is always zero tensile tensile or compressive compressive TRUE ANSWER : ? YOUR ANSWER : ?
The fineness modulus of fine aggregate is in the range of 3.5 to 5.0 6.0 to 8.5 2.0 to 3.5 5.0 to 7.0 TRUE ANSWER : ? YOUR ANSWER : ?
Admixtures which cause early setting, and hardening of concrete are called accelerators workability admixtures retarders air entraining agents TRUE ANSWER : ? YOUR ANSWER : ?
The diameter of ties in a column should be More than or equal to 5 mm More than 5 mm and also more than one-fourth of diameter of main bar More than or equal to one fourth of diameter of main bar More than 5 mm but less than one-fourth of diameter of main bar TRUE ANSWER : ? YOUR ANSWER : ?
If the size of panel in a flat slab is 6m x 6m, then as per Indian Standard Code, the widths of column strip and middle strip are 1.5 m and 3.0 m 1.5 m and 1.5 m 3.0 m and 3.0 m 3.0 m and 1.5 m TRUE ANSWER : ? YOUR ANSWER : ?
Modulus of rupture of concrete is a measure of split tensile strength compressive strength direct tensile strength flexural tensile strength TRUE ANSWER : ? YOUR ANSWER : ?
According to IS: 456-1978, the column or the strut is the member whose effective length is greater than 4 times the least lateral dimension 3 times the least lateral dimension 2 times the least lateral dimension The least lateral dimension TRUE ANSWER : ? YOUR ANSWER : ?
As compared to ordinary portland cement, use of pozzuolanic cement increases shrinkage increases bleeding reduces workability increases strength TRUE ANSWER : ? YOUR ANSWER : ?