Concrete Technology Setting Time Test Online Exam Quiz
Concrete Technology Setting Time Test GK Quiz. Question and Answers related to Concrete Technology Setting Time Test. MCQ (Multiple Choice Questions with answers about Concrete Technology Setting Time Test
In cement hardening process ___________ instants are very important.
Options
A : 1
B : 2
C : 3
D : 4
Final setting time of cement should not be more than _______
Options
A : 1 hour
B : 2 hours
C : 5 hours
D : 10 hours
What is the capacity of a measuring cylinder?
Options
A : 10ml
B : 50ml
C : 100ml
D : 1000ml
Initial setting time of OPC should not be less than ___________
Options
A : 15 minutes
B : 30 minutes
C : 28 minutes
D : 1 hour
Initial setting time of Low Heat Cement should not be less than _____________
Options
A : 15 minutes
B : 30 minutes
C : 60 minutes
D : 1 hour
In the soundness test, the whole assembly is immersed in water for _______
Options
A : 30 minutes
B : 1 hour
C : 24 hours
D : 48 hours
If t1=Time at which water is first added to cement, t2=Time when needle fails to penetrate 5 mm to 7 mm from bottom of the mould, t3=Time when the needle makes an impression but the attachment fails to do so, then what is initial setting time?
Options
A : t2-t1
B : t2+t1
C : t3-t1
D : 2*t1
If t1=Time at which water is first added to cement, t2=Time when needle fails to penetrate 5 mm to 7 mm from bottom of the mould, t3=Time when the needle makes an impression but the attachment fails to do so, then what is final setting time?
Options
A : t2-t1
B : t2+t1
C : t3-t1
D : 2*t1
What is the initial setting time?
Options
A : The time at which cement paste loses its plasticity
B : The time at which cement paste loses its elasticity
C : The time at which cement paste gains its plasticity
D : The time at which cement paste gains its elasticity
What is the final setting time?
Options
A : The time at which cement paste loses its plasticity
B : The time to reach that stage at which cement paste loses its elasticity
C : The time at which cement paste gains its plasticity
D : The time when cement paste becomes hardened
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