Civil Engineering MCQAE Level Civil Engineering
In a Los Angeles abrasion test, 5000 g aggregate sample gives 1380 g material passing 1.7 mm sieve after testing. The abrasion value is
Building MaterialsGeneralMEDIUM
Choose the correct answer
A
72.4%
B
36.2%
C
27.6%
D
13.8%
Correct Answer
C. 27.6%
AI Detailed Explanation & IS Code Reference
Unlock the reasoning, formula path and code-linked notes inside your student dashboard.
Abrasion value = loss in weight/original weight x 100 = 1380/5000 x 100 = 27.6%.
ScoreCardAI links this solution with subject, topic and difficulty signals so your scorecard can identify weak areas after a full mock test.
Concept shortcut
IS/IRC reference
Common trap
Practice more Civil Engineering questions
This MCQ belongs to AE Level Premium Test Series. Full tests include timed attempts, rank comparison and subject-wise analysis.