GATE CE 2026 Paper 2 — page 9

Questions 25–27 of 65. Imported answers require review unless explicitly marked reviewed.

The primary purpose of the Windrose diagram is for the design of

Your answerChoose one option.

length of a runway.

orientation of a runway.

width of a runway.

gradient of a runway.

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Which one of the following statements is TRUE with respect to leveling survey?

Your answerChoose one option.

A level surface at all points is normal to the direction of the force of gravity.

Two level surfaces can cross each other.

Ellipsoid is an irregular surface approximating the physical surface of the Earth.

Geoid is a regular surface approximating the physical surface of the Earth.

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Column I presents common air pollutants, and column II presents treatment technologies commonly employed to control air pollutants.

Air pollutant	Treatment technology
1	Dust (size 5-25 m)	P	Cyclone separator
2	Carbon monoxide (CO)	Q	Wet lime-water scrubber
3	Sulfur dioxide (SO )	R	Electrostatic precipitator
4	Fly ash (size < 2.5 m)	S	Catalytic converter

The option that CORRECTLY matches the air pollutant with its treatment technology is:

Your answerChoose one option.

1 – P ; 2 – S ; 3 – Q ; 4 – R

1 – P ; 2 – R ; 3 – S ; 4 – Q

1 – R ; 2 – Q ; 3 – P ; 4 – S

1 – R ; 2 – Q ; 3 – S ; 4 – P

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2026 · Paper 2