Accelerators admixture is used for…..
A) increase setting time of concrete
B) decrease setting time of concrete
C) crate air bubbles in concrete
D) none of the above
Correct Answer:
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Q14: A course of the brick placed on
Q15: Lacing course used in…….
A)irregular stone masonry
B)regular stone
Q16: In english bond…….
A)alternate course of the stretcher
Q17: In flemish bond…..
A)alternate course of the stretcher
Q18: The strength of rubble masonry depends on……..
A)quality
Q19: Thickness of mortar joint in coursed rubble
Q20: Which equipment is used for the lifting
Q21: Which mortar not used for the masonry
Q23: Retarder admixture is used for…..
A)increase setting time
Q24: Air entering admixture is used for…..
A)increase setting
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