CONCRETE TECHNOLOGY AND DESIGN OF CONCRETE STRUCTURES QUIZ

(ii) and (iii)

(i) and (iv)

(ii) and (iv)

(i) and (iii)

Decreases below the neutral axis and increases above the neutral axis

Increases below the neutral axis and decreases above the neutral axis

Remains same

Is maximum at neutral axis

higher compressive strength of con-crete

higher tensile strength of steel

lower tensile strength of steel

lower compressive strength of concrete

7%

4%

6%

5%

6 m

5 m

3.5 m

4 m

5.5

4.5

2.5

3.5

does not depend on diameter of bar

decreases with increase in diameter of bar

None of these

increases with increase in diameter of bar

0.35 d

0.40 d

dependent on grade of concrete also

0.45 d

Not provided

Provided both on inner and front faces

Provided only on front face

Provided only on inner face

only (i)

both (i) and (iv)

both (ii) and (iii)

only (ii)