GATE CE 2023 Paper 2 — page 17

Questions 49–51 of 65. Imported answers require review unless explicitly marked reviewed.

Which of the following statements is/are TRUE for the aerobic composting of sewage sludge?

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Bulking agent is added during the composting process to reduce the porosity of the solid mixture

Leachate can be generated during composting

Actinomycetes are involved in the process

In-vessel composting systems cannot be operated in the plug-flow mode

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The figure presents the time-space diagram for when the traffic on a highway is suddenly stopped for a certain time and then released. Which of the following statements are true?

Diagram for Civil Engineering question 50

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Speed is higher in Region R than in Region P

Volume is lower in Region Q than in Region P

Volume is higher in Region R than in Region P

Density is higher in Region Q than in Region R

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Consider the Marshall method of mix design for bituminous mix. With the increase in bitumen content, which of the following statements is/are TRUE?

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the Stability decreases initially and then increases

the Flow increases monotonically

the air voids (VA) increases initially and then decreases

the voids filled with bitumen (VFB) increases monotonically

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2023 · Paper 2

Question 49

Question 50

Question 51