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a. Adding cement
b. More vibrating concrete
c. Adding aggregates
d. Adding fresh concrete
a. Adding cement
b. More vibrating concrete
c. Adding aggregates
d. Adding fresh concrete
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a. Improve the workability
b. Improving long-term durability
c. Makes a less dense mixture
d. All of the above
a. Improve the workability
b. Improving long-term durability
c. Makes a less dense mixture
d. All of the above
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1. Resistance is inversely proportional to the water-cement ratio
2. The resistance is proportional at the cement content
3. Cracks appears on the surface due to excessive water content
4. All of the above
1. Resistance is inversely proportional to the water-cement ratio
2. The resistance is proportional at the cement content
3. Cracks appears on the surface due to excessive water content
4. All of the above
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Freeze thaw resistance
Freeze thaw non resistance
None of these
Freeze thaw resistance
Freeze thaw non resistance
None of these
1. Because it is inexpensive and resistant
2. Because it is easily accessible
3. Becaus it adheres well to concrete
4. Becaus it has the same coefficient of expansion of the concrete
(All are right, choose the best answer)
1. Because it is inexpensive and resistant
2. Because it is easily accessible
3. Becaus it adheres well to concrete
4. Becaus it has the same coefficient of expansion of the concrete
(All are right, choose the best answer)
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a. Is brittle
b. Warps due to changes in humidity
c. Strength is lowered when saturated by water.
d. All of the above.
a. Is brittle
b. Warps due to changes in humidity
c. Strength is lowered when saturated by water.
d. All of the above.
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a. Lime63%; silica 22%; other ingredients15%
b. Lime22%; silica 63%; other ingredients 15%
c. Silica 40%; lime40%; other ingredients 20%
d. Silica 70%; lime20%; other ingredients 10%.
a. Lime63%; silica 22%; other ingredients15%
b. Lime22%; silica 63%; other ingredients 15%
c. Silica 40%; lime40%; other ingredients 20%
d. Silica 70%; lime20%; other ingredients 10%.
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civilengineeringqs.com/how-to-calcu...
a. Tri calcium aluminate.
b. Tetra-calcium alumina-ferrite.
c. Tri- calcium silicate.
d. Di- calcium silicates
a. Tri calcium aluminate.
b. Tetra-calcium alumina-ferrite.
c. Tri- calcium silicate.
d. Di- calcium silicates
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civilengineeringqs.com/how-to-calcu...
a. Tri calcium silicate.
b. Di-calcium silicate.
c. Tri-calcium aluminate.
d. Tetra calcium alumina ferrite.
a. Tri calcium silicate.
b. Di-calcium silicate.
c. Tri-calcium aluminate.
d. Tetra calcium alumina ferrite.
a. 2.4
b. 3.0
c. 2.7
d. None of the above
a. 2.4
b. 3.0
c. 2.7
d. None of the above
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a. 0.2
b. 0.3
c. 0.4
d. 0.5
a. 0.2
b. 0.3
c. 0.4
d. 0.5
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civilengineeringqs.com/bill-of-quan...
a. The reaction between cement & water
b. Curing of concrete
c. Setting of concrete
d. All of the above
a. The reaction between cement & water
b. Curing of concrete
c. Setting of concrete
d. All of the above
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civilengineeringqs.com/bill-of-quan...
1. Relative humidity of the atmosphere
2. Passage of time
3. Applied stress
4. Choose the answer
a. 1 & 2
b. 2 & 3
c. 1, 2 & 3
d. 3
1. Relative humidity of the atmosphere
2. Passage of time
3. Applied stress
4. Choose the answer
a. 1 & 2
b. 2 & 3
c. 1, 2 & 3
d. 3
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civilengineeringqs.com/what-is-the-...
1. Non-Destructive test
2. Used on smooth concrete surfaces
3. A destructive test
4. Used for soil testing Choose the answer
a. 1 & 2
b. 3 only
c. 3 & 4
d. All of the above
1. Non-Destructive test
2. Used on smooth concrete surfaces
3. A destructive test
4. Used for soil testing Choose the answer
a. 1 & 2
b. 3 only
c. 3 & 4
d. All of the above