Construction Materials & Testing Quiz

What are the three basic components of concrete?

• Water, Cement, and Steel

• Water, Aggregate, and Portland Cement

• Water, Sand, and Gravel

• Water, Lime, and Clay

Which type of cement is known for hardening when water is added?

• Non-hydraulic Cement

• Portland Cement

• Quick Setting Cement

• Air Entraining Cement

What is the primary purpose of admixtures in concrete?

• To improve workability and durability

• To reduce the cost of materials

• To increase the weight of concrete

• To change the color of concrete

Which type of cement is used for underwater construction?

• Low Heat Cement

• Quick Setting Cement

• Blast Furnace Cement

• High Alumina Cement

What is the main function of aggregates in concrete?

• To reduce the cost

• To increase the water content

• To act as a structural filler

• To provide color

What is the effect of a high water-cement ratio on concrete strength?

• Makes concrete more durable

• No effect on strength

• Decreases strength

• Increases strength

Which type of aggregate is retained on a number 4 sieve?

• Recycled Aggregate

• Coarse Aggregate

• Natural Aggregate

• Fine Aggregate

What is the initial setting time for Quick Setting Cement?

• 30 minutes

• 15 minutes

• 5 minutes

• 1 hour

What is the purpose of curing concrete?

• To add color

• To increase the temperature

• To reduce the weight

• To prevent moisture loss

Which type of cement is used to resist sulfate attacks?

• Ordinary Portland Cement

• Sulphate Resisting Cement

• Rapid Hardening Cement

• Colored Cement