CONCRETE TECHNOLOGY AND DESIGN OF CONCRETE STRUCTURES QUIZ

42 MPa and 53 MPa

53 MPa and 42 MPa

42 MPa and 35 MPa

35 MPa and 42 MPa

Elastic modulus of high tensile steel is more than that of mild steel

Carbon percentage in high carbon steel is less than that in mild steel

High tensile steel is cheaper than mild steel

Elastic modulus of high tensile steel is nearly the same as that of mild steel

(iii) and (iv) are correct

(i) and (ii) are correct

only (ii) is correct

only (iv) is correct

All of above

Aggregate cement ratio

Grading of the aggregate

Time of transit

(i) and (ii)

(ii) and (iii)

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

only (iii)

to keep it unchanged

to decrease it

either to decrease or to increase it

to increase it

± 10% of average

± 15% of average

±5% of average

±20% of average

between 18 and 24

more than 24

less than 18

less than 12

(i) and (ii)

(i), (ii) and (iii)

(i) and (iii)

only (i)

60%

40%

70 %

50%