GATE CE format:mcq PYQs & Answers — Page 32

Questions 311–320 of 724. Imported answers require independent review unless marked reviewed.

Match Column X with Column Y:

Column X	Column Y
(P) Horton equation	(I) Design of alluvial channel
(Q) Penman method	(II) Maximum flood discharge
(R) Chez’s formula	(III) Evapotranspiration
(S) Lacey’s theory	(IV) Infiltration
(T) Dicken’s formula	(V) Flow velocity

Which one of the following combinations is correct?

Your answerChoose one option.

(P)-(IV), (Q)-(III), (R)-(V), (S)-(I), (T)-(II)

(P)-(III), (Q)-(IV), (R)-(V), (S)-(I), (T)-(II)

(P)-(IV), (Q)-(III), (R)-(II), (S)-(I), (T)-(V)

(P)-(II), (Q)-(IV), (R)-(I), (S)-(V), (T)-(II)

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Let

represent soil suction head and

represent hydraulic conductivity of the soil. If the soil moisture content

increases, which one of the following statements is TRUE?

Your answerChoose one option.

decreases and

increases.

increases and

decreases.

Both

and

decrease.

Both

and

increase.

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In a certain month, the reference crop evapotranspiration at a location is 6 mm/day. If the crop coefficient and soil coefficient are 1.2 and 0.8, respectively, the actual evapotranspiration in mm/day is

Your answerChoose one option.

5.76

7.20

6.80

8.00

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A rectangular channel with Gradually Varied Flow (GVF) has a change bed slope. If the change is from a steeper slope to a steep slope, the resulting GVF profile is

Your answerChoose one option.

S₃

S₁

S₂

either S₁ or S₂, depending on the magnitude of the slopes

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The dimension of dynamic viscosity is:

Your answerChoose one option.

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The total hardness in raw water is 500 milligram per liter as CaCO₃. The total hardness of this raw water, expressed in milligram equivalent per liter, is

(Consider the atomic weights of Ca, C, and O as 40 g/mol, 12 g/mol, and 16 g/mol, respectively.)

Your answerChoose one option.

100

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A process equipment emits 5 kg/h of volatile organic compounds (VOCs). If a hood placed over the process equipment captures 95% of the VOCs, then the fugitive emission in kg/h is

Your answerChoose one option.

0.25

4.75

2.50

0.48

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An aerial photograph is taken from a flight at a height of 3.5 km above mean sea level, using a camera of focal length 152 mm. If the average ground elevation is 460 m above mean sea level, then the scale of the photograph is

Your answerChoose one option.

1 : 20000

1 : 20

1 : 100000

1 : 280

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Match the following attributes of a city with the appropriate scale of measurements.

Attribute	Scale of measurement
(P) Average temperature (°C) of a city	(I) Interval
(Q) Name of a city	(II) Ordinal
(R) Population density of a city	(III) Nominal
(S) Ranking of a city based on ease of business	(IV) Ratio

Which one of the following combinations is correct?

Your answerChoose one option.

(P)-(I), (Q)-(III), (R)-(IV), (S)-(II)

(P)-(II), (Q)-(I), (R)-(IV), (S)-(III)

(P)-(II), (Q)-(III), (R)-(IV), (S)-(I)

(P)-(I), (Q)-(II), (R)-(III), (S)-(IV)

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A line between stations P and Q laid on a slope of 1 in 5 was measured as 350 m using a 50 m tape. The tape is known to be short by 0.1 m.

The corrected horizontal length (in m) of the line PQ will be

Your answerChoose one option.

342.52

349.30

356.20

350.70

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GATE CE format:mcq PYQs

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