CONCRETE TECHNOLOGY AND DESIGN OF CONCRETE STRUCTURES QUIZ

(i) and (ii)

only (iii)

(ii) and (iii)

All (i), (ii) and (iii)

more

equal

None of these

less

0.3%

0.6%

0.4%

0.5%

forty-eight times the diameter of transverse reinforcement

the least lateral dimension of the member

sixteen times the smallest diameter of longitudinal reinforcement bar to be tied

lesser of the above three values

Lee-Macall system

Freyssinet system

Long line method

Magnel-Blaton system

both forces of tension and compres-sion as well as lever arm change

forces of tension and compression change but lever arm remains unchanged

forces of tension and compressions remain unchanged but lever arm changes with the moment

both forces of tension and compres-sion as well as lever arm remain unchanged

6 m

3.5 m

4 m

5 m

150 mm

200 mm

100 mm

250 mm

Capacity of column is decreased but ductility of column increases

Capacity of column is decreased

Ductility of column reduces

Both the capacity of column and ductility of column increase

greater than 2

between 1 and 1.5

less than 1

between 1.5 and 2