Construction Materials

281) The layer between the bark of the tree and the Sap wood which is not yet converted into wood iS called

Discuss in Comment

cambium layer

282) the age of the tree can be judged from

Discuss in Comment

annual rings

283) Most economical of the methods of sawing wood is

Discuss in Comment

flat sawing.

284) Asphalt is a mixture of

Discuss in Comment

bitumen and inert mineral matter

285) The asbestos content in asbestos cement sheets is roughly about

Discuss in Comment

1.3%

286) Rapid hardening cement attains early strength due to

Discuss in Comment

larger proportion of lime grounded finer than in ordinary cement

287) Portland cement manufactured from pure white chalk and clay but free from iron oxide, is known as

Discuss in Comment

white cement

288) According to Indian standards, at what percentage of moisture content will the weight of timber be specified

Discuss in Comment

12%

289) Which of the following does not show good cleavage?

Discuss in Comment

silica

290) Which of the following impurities is undesirable in the soil used for brick making?

Discuss in Comment

both (a) and (b)

Subject Notes

→ Hydraulics → Structural Design-RCC → Irrigation Engineering → Highway Engineering → Engineering Survey → Water supply & sanitary → Soil Mechanics → Mechanics and structure → Construction Management → Building Construction → Estimating and Costing → Engineering Drawing → Building Material → Airport Engineering

Objective Box

→ Airport Engineering → Building Construction → Construction Management → Construction Materials → Engineering Drawing → Engineering Survey → Estimating and Costing → Highway Engineering → Fluid & Hydraulics → Soil Mechanics → Structural Design - RCC → Water Supply and Sanitary → Irrigation Engineering → Mechanics and Structure → Civil MCQ Set 1 → Civil MCQ Set 2 → Civil MCQ Set 3 → Civil MCQ Set 4

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