CONCRETE TECHNOLOGY AND DESIGN OF CONCRETE STRUCTURES QUIZ

does not show definite yield point but yield point is defined by 0.1% proof stress

has a definite yield point

does not show definite yield point but yield point is defined by 0.2% proof stress

does not show definite yield point but yield point is defined by 2% proof stress,

Provided both on inner and front faces

Provided only on front face

Provided only on inner face

Not provided

(i)and(iv)

(ii) and (iii)

(ii) and (iv)

(i) and (iii)

All of these

reduces the strength

increases the strength

does not change the strength

shear stress

compressive stress

tensile stress

bond stress

(ii) and (iii)

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

only (iii)

(i) and (ii)

200 kN/cm²

2xl06N/cm²

200kN/mm²

20 kN/cm²

(ii) and (iv)

(ii) and (iii)

(i) and (iii)

(i) and (iv)

1/4

1/5

1/6

1/8

higher compressive strength of con-crete

lower compressive strength of concrete

lower tensile strength of steel

higher tensile strength of steel