RBSE Sec Voc Construction Practice Questions - Rajasthan RBSE Secondary Construction - Vocational Code 114 Exam - RBSE Sec Voc Construction Practice Questions - Rajasthan RBSE Secondary Construction

Question 1

Ordinary Portland Cement (OPC) hardens and gains strength mainly because of:

Evaporation of water only, without any chemical reaction A chemical reaction with water called hydration Mixing with oil that seals pores instantly Heating the bag in sunlight for one hour

Correct Answer:

A chemical reaction with water called hydration

Question 2

Which material is commonly used as fine aggregate in ordinary concrete for buildings?

River sand or crushed sand of suitable grading Large boulders larger than 150 mm only Fresh cow dung mixed with straw Scrap plastic bags only

Correct Answer:

River sand or crushed sand of suitable grading

Question 3

Coarse aggregate in concrete is generally material that:

Passes completely through a 75 µm sieve Is retained on a 4.75 mm sieve (as commonly defined for concrete) Is only liquid admixture Is pure cement powder

Correct Answer:

Is retained on a 4.75 mm sieve (as commonly defined for concrete)

Question 4

First-class burnt clay bricks used for load-bearing walls should ideally be:

Soft, under-burnt, and easily scratched with a fingernail Well burnt, uniform in size and colour, with sharp edges and a ringing sound when struck Warped and cracked so water can escape Made only of pure sand without clay

Correct Answer:

Well burnt, uniform in size and colour, with sharp edges and a ringing sound when struck

Question 5

Efflorescence on brickwork usually appears as a white powdery deposit caused mainly by:

Soluble salts brought to the surface by moisture and left after evaporation Too much polishing with wax only Using only distilled water in curing Painting with dark colours only

Correct Answer:

Soluble salts brought to the surface by moisture and left after evaporation

Question 1

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Prepare with the RBSE Sec Voc Construction Practice Questions - Rajasthan RBSE Secondary Construction - Vocational Code 114 Exam practice quiz. This question bank includes 100 questions covering mainly, concrete, site, cement, and commonly. Use it to review important concepts, identify knowledge gaps, and build confidence for the related exam, course, or assessment.

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RBSE Sec Voc Construction Practice Questions - Rajasthan RBSE Secondary Construction - Vocational Code 114 Exam

This practice set contains 100 questions from the matching question bank and focuses on mainly, concrete, site, cement, and commonly. Work through each question carefully, review the provided solutions, and revisit topics that need more study before your next attempt.

This is an independent study resource intended for practice and review; it is not an official examination or an endorsement by any organization named in the title.

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RBSE Sec Voc Construction Practice Questions - Rajasthan RBSE Secondary Construction - Vocational Code 114 Exam

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