Explore topic-wise MCQs in Concrete Technology.

This section includes 7 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_LOSS_IN_WEIGHT_SHOULD_NOT_EXCEED____%_WHEN_TESTED_WITH_NA2SO4_AND____%_WITH_MGSO4_SOLUTION.?$

A. 12, 18
B. 18, 12
C. 10, 15
D. 15, 10
Answer» B. 18, 12
2.

Aggregates to be used for wearing course, the impact value shouldn’t exceed __ percent.$

A. 30
B. 35
C. 40
D. 25
Answer» B. 35
3.

To neutralize 200 ml of sample should not require more than 10 ml of __ normal HCI using methyl orange.

A. 1
B. .1
C. 10
D. .01
Answer» C. 10
4.

The mineral oil if present in mixing for concrete ______________

A. Improves strength
B. Reduces strength
C. Gives more slump
D. Gives a smooth surface
Answer» B. Reduces strength
5.

Which machine is preferred for abrasion test?

A. Vicat’s mould
B. Los Angeles
C. Flakiness Gauge
D. Elongation Gauge
Answer» C. Flakiness Gauge
6.

A maximum value of ___ percent is allowed for WBM base course in Indian conditions.

A. 25
B. 35
C. 40
D. 50
Answer» D. 50
7.

When the cement paste is tested within the gauging time. Here what is the value of gauging time?

A. 3 to 5 minutes
B. 3 to 5 hours
C. 24 minutes
D. 24 hours
Answer» B. 3 to 5 hours