Explore topic-wise MCQs in Concrete Technology.

This section includes 31 Mcqs, each offering curated multiple-choice questions to sharpen your Concrete Technology knowledge and support exam preparation. Choose a topic below to get started.

1.

The degree of workability of Indian standard method is ___________

A. 0.8
B. 0.50
C. 0.60
D. 0.20
Answer» B. 0.50
2.

The water cement ratio used for British DOE method is ___________

A. 0.7
B. 0.5
C. 0.9
D. 0.7
Answer» C. 0.9
3.

The full form of ACI method for mix design proportion is ___________

A. American committee institute
B. American council institute
C. American concrete institute
D. American cement institute
Answer» D. American cement institute
4.

The cube strength of concrete required for both pre tensioning and post tensioning according to Indian standard codes are ___________

A. 30 and 20
B. 15 and 25
C. 40 and 30
D. 45 and 35
Answer» E.
5.

In high strength concrete, high modulus of elasticity in the beam is due to ___________

A. Elastic and creep strains
B. Principle tensile stresses
C. Reinforced beams
D. Vibration
Answer» B. Principle tensile stresses
6.

High strength concrete resists ___________

A. Levelling
B. Bursting
C. Tangent moments
D. Trapezoidal moments
Answer» C. Tangent moments
7.

The developments in the field of concrete mix design gave compressive strength ranging between ___________

A. 30-70
B. 70-100
C. 35-45
D. 30-80
Answer» C. 35-45
8.

High strength concrete is defined purely on the basis __________

A. Compressive strength
B. Poor strength
C. Tensile strength
D. Good strength
Answer» B. Poor strength
9.

Use of HSC in column ___________

A. Decrease the no of steel required in the same column
B. Increase the no of steel required in the same column
C. Decrease the no of steel required in the different column
D. Increase the no of steel required in the different column
Answer» B. Increase the no of steel required in the same column
10.

Use of HSC in column __________

A. It increase the size of the column
B. It decrease the size of the column
C. Doesn’t affect
D. Decrease the strength
Answer» C. Doesn’t affect
11.

In bridges, HSC is used.

A. True
B. False
Answer» B. False
12.

Maximum size of aggregates are used to produce 70MPa compressive strength is ________

A. 20-30 mm
B. 10-20 mm
C. 30-40 mm
D. 40-50 mm
Answer» B. 10-20 mm
13.

THE_WATER_CEMENT_RATIO_USED_FOR_BRITISH_DOE_METHOD_IS:?$

A. 0.7
B. 0.5
C. 0.9
D. 0.7
Answer» C. 0.9
14.

USE_OF_HSC_IN_COLUMN____________?$

A. Decrease the no of steel required in the same column
B. Increase the no of steel required in the same column
C. Decrease the no of steel required in the different column
D. Increase the no of steel required in the different column
Answer» B. Increase the no of steel required in the same column
15.

The_degree_of_workability_of_Indian_standard_method_is:$

A. 0.80
B. 0.50
C. 0.60
D. 0.20
Answer» B. 0.50
16.

High_strength_concrete_is_defined_purely_on_the_basis___________$

A. Compressive strength
B. Poor strength
C. Tensile strength
D. Good strength
Answer» B. Poor strength
17.

In which method, high strength concrete mixes are designed by relating compressive strength to reference number?

A. Erntroy and Shack locks
B. American concrete institute method
C. British DOE method
D. Indian standard code method
Answer» B. American concrete institute method
18.

Use of HSC in column _________?

A. It increase the size of the column
B. It decrease the size of the column
C. Doesn’t affect
D. Decrease the strength
Answer» C. Doesn‚Äö√Ñ√∂‚àö√ë‚àö¬•t affect
19.

The full form of ACI method for mix design proportion is:

A. American committee institute
B. American council institute
C. American concrete institute
D. American cement institute
Answer» D. American cement institute
20.

“In bridges, HSC is used”. Is it true or false?$

A. True
B. False
Answer» B. False
21.

The cube strength of concrete required for both pre tensioning and post tensioning according to Indian standard codes are:

A. 30 and 20
B. 15 and 25
C. 40 and 30
D. 45 and 35
Answer» E.
22.

Maximum size of aggregates are used to produce 100MPa compressive strength is __________

A. 20-30 mm
B. 10-20 mm
C. 30-40 mm
D. 40-50 mm
Answer» C. 30-40 mm
23.

Which of the following is the Indian code used for high strength concrete mixes?

A. IS 1343-1980
B. IS 10263-1982
C. IS 384-1980
D. IS 457-1979
Answer» B. IS 10263-1982
24.

Maximum size of aggregates are used to produce 70MPa compressive strength is ________

A. 20-30 mm
B. 10-20 mm
C. 30-40 mm
D. 40-50 mm
Answer» B. 10-20 mm
25.

Which of the following is one of the standard codes used for designing high strength concrete mixes?

A. BS 8110-1985
B. BS 883-1974
C. BS 8113-1986
D. BS 886-1976
Answer» B. BS 883-1974
26.

Which type of aggregates are used to produce 70MPa compressive strength?

A. All in one
B. Fine
C. Coarse
D. Flaky
Answer» D. Flaky
27.

In high strength concrete, high modulus of elasticity in the beam is due to:

A. Elastic and creep strains
B. Principle tensile stresses
C. Reinforced beams
D. Vibration
Answer» B. Principle tensile stresses
28.

Due to low w/c ratio ___________

A. It doesn’t cause any problems
B. It causes problems
C. Workability is easy
D. Strength is more
Answer» C. Workability is easy
29.

High strength concrete resists:

A. Levelling
B. Bursting
C. Tangent moments
D. Trapezoidal moments
Answer» C. Tangent moments
30.

What could be the possible answer among the following for water cement ratio for high strength concrete?

A. .5
B. .45
C. .4
D. .35
Answer» E.
31.

What could be the possible answer among the following for compressive strength of high strength concrete?

A. 10MPa
B. 20MPa
C. 30MPa
D. 40MPa
Answer» E.