GitBook practice — Set 3 (Ashadh, 2081)

License Preparation NepalNEC CIVIL

GitBook practice — Set 3 (Ashadh, 2081)

Full marks: 77 · Questions: 77

01Question bank

Which of the following is a mineral?

Quartzite

Laterite

Calcareous rock

Calcite

02Question bank

The central part of a tree is called:

Heart wood

Pith

Sap wood

Cambium layer

03Question bank

A is a set of rules that specify the standards for constructed objects such as buildings and non-building structures.

Building code

Building bye-laws

IS code

Procedure

04Question bank

The point of tangency of a simple circular curve is:

Point of commencement

Point of curve

Point of intersection

The point where curve joins the forward tangent

05Question bank

The plinth area estimate is also known as:

Square rate method

Rectangle rate method

Triangle rate method

None of the above

06Question bank

Honey combed structure is found in:

Gravels

Coarse sands

Lime silts and clays

Highly plastic clays

07Question bank

Consolidation is a process involving:

Sudden compression of soil

Tilting and failure of structure

Gradual expansion of pore water

None of the above

08Question bank

The maximum size of particles of clay is about:

0.002 mm

0.02 mm

0.2 mm

09Question bank

The equipotential line in seepage through a soil medium is defined as the:

Path of particle of water through a saturated soil mass

Line connecting points of equal head of water

Flow of movement of fine particles of soil

Direction of the flow particle

10Question bank

If the coefficient of passive earth pressure is 1/3, then the coefficient of active earth pressure is:

1/3

3/2

11Question bank

The lower part of structure which transmits the load to the soil is known as:

Super-structure

Plinth

Foundation

Basement

12Question bank

The seepage force in a soil is:

Perpendicular to the equipotential lines

Proportional to the exit gradient

Proportional to the head loss

All the above

13Question bank

Newton's law of viscosity states that:

Shear stress is directly proportional to the velocity gradient

Shear stress is directly proportional to shear strain

Shear stress is directly proportional to the viscosity

14Question bank

Manometer is a device used for measuring:

Velocity at a point in a fluid

Pressure at a point in a fluid

Discharge of a fluid

None of the above

15Question bank

The point, through which the buoyant force is acting, is called:

Centre of pressure

Centre of gravity

Centre of buoyancy

None of the above

16Question bank

Bernoulli's equation is derived making assumptions that:

The flow is uniform, steady and incompressible

The flow is steady, non-viscous, incompressible and irrotational

The flow is non-viscous, uniform and steady

None of the above

17Question bank

The head loss at the entrance of the pipe is that at its exit:

Equal to

Half

Twice

Four times

18Question bank

Open channel flow takes place:

On a free surface

In the pipe

Within a cylindrical depth

In a pump

19Question bank

What is the total loss developed in a series of pipes?

Sum of losses in each pipe only

Sum of local losses only

Sum of local losses plus the losses in each pipe

Zero

20Question bank

Venturimeter is used to measure:

Discharge

Average velocity

Velocity at a point

Pressure at a point

21Question bank

The ratio of lateral strain to longitudinal strain is called:

Poisson's ratio

Bulk modulus

Modulus of rigidity

Modulus of elasticity

22Question bank

The maximum deflection in the free end of cantilever beam when point load is applied at free end is:

\frac{PL^3}{3EI}

\frac{PL^3}{3EI}

\frac{PL^3}{8EI}

None of above

23Question bank

The shape factor for diamond shape is:

2.0

1.5

2.343

1.698

24Question bank

The absolute stiffness of beam when far end is fixed is:

\frac{4EI}{L}

\frac{3EI}{L}

\frac{2EI}{L}

\frac{EI}{L}

25Question bank

If the MOI of the section about its axis is I and if the effective sectional area is A, then radius of gyration r is given by:

\int \frac{I}{r}

\int \frac{A}{r}

\int \frac{I}{rA}

\sqrt{\frac{I}{A}}

26Question bank

In Conjugate beam method, inner roller support is replaced by:

Internal hinge

Roller support

Fixed support

Hinge support

27Question bank

The minimum number of main steel bars provided in R.C.C.:

Rectangular columns is 4

Circular columns is 6

Octagonal columns is 8

All of the above

28Question bank

Post tensioning system:

Is not economical and hence not generally used

Is economical for large spans and is adopted nowadays

None of these

29Question bank

According to I.S. : 456 specifications, the compressive strength for M 150 grade concrete is:

50 kg/cm²

150 kg/cm²

100 kg/cm²

200 kg/cm²

30Question bank

Dissolved impurities consist of:

Bacteria

Iron

Silt

Fungi

31Question bank

The bacteria which require oxygen for survival is known as ... bacteria.

Anaerobic

Aerobic

Pathogenic

Non-pathogenic

32Question bank

GI pipe has a coating of:

Zinc

Lead

Aluminum

Silver

33Question bank

Peak factor is given by:

Maximum flow / Average flow

Minimum flow / Average flow

Maximum flow / Minimum flow

Minimum flow / Maximum flow

34Question bank

EPA stands for:

Environment Protection Audit

Environment Protection Act

Environment Planning Assessment

Environment Protection Assessment

35Question bank

... is the first and simplest tier in project evaluation.

Screening

Scoping

Mitigation

Prediction

36Question bank

The process of killing pathogenic bacteria from water is called:

Sedimentation

Filtration

Coagulation

Disinfection

37Question bank

The time (in days) that crop takes from the instant of its sowing to that of its harvest is known as ... period.

Base

Crop

Kor

None

38Question bank

According to Khosla's theory, the exit gradient in the absence of a downstream cut-off is:

Zero

Unity

Infinity

None

39Question bank

The measure to remove water logging of land is:

To reduce percolation from canals and water courses

To increase outflow from the groundwater reservoir

Neither (a) nor (b)

Both (a) and (b)

40Question bank

Cross regulators in main canals are provided:

To regulate water supply in the distributaries

To increase water head upstream when a main canal is running with low supplies

To overflow excessive flow water

None of these

41Question bank

The runoff increases with:

Increase in intensity of rain

Increase in evaporation

Increase in infiltration capacity

None

42Question bank

World's largest hydropower project is:

Upper Tamakoshi HEP

Increase in infiltration capacity

Xiluodu Project

Itaipu Dam Project

43Question bank

For low head plant, which turbine is used?

Pelton Turbine

Itaipu Dam Project

Kaplan Turbine

Francis Turbine

44Question bank

Concrete gravity dam resists the external forces by:

Arching action

Francis Turbine

By inclined struct member

Its self-weight

45Question bank

The main objective of headwork of ROR plant is:

To withdraw the required amount of sediment-free water from river

To control bed load

To control the water hammer pressure

All of these

46Question bank

Forebay and surge tank is used for:

To control suspended particle

To control volume of water

To control the hydraulic transient

To control bed load

47Question bank

Which tunneling method used in Bheri-babai diversion system?

Drilling and blasting

Tunnel boring machine

Full face blasting

Not specified

48Question bank

Specific speed is defined as:

Required speed to develop unit power under unit head

Required speed to develop unit power under unit discharge

Required speed to develop unit frequency under unit head

Required speed to develop unit head under unit power

49Question bank

A water bound macadam road is an example of:

Rigid pavement

Semi-rigid pavement

Flexible pavement

None of these

50Question bank

Psychological widening width is:

9.5R

9.5V

9.5√R

9.5√V

51Question bank

According to Nepal road standard NRS2070, minimum design speed for hair pin bends is:

10 km/h

20 km/h

25 km/h

30 km/h

52Question bank

The practical capacity of highway is ... that of possible capacity:

Same as

Less than

More than

None of these

53Question bank

The isometric length of the edge of the cube is:

More than actual length

Equal to actual length

Less than actual length

All of the above

54Question bank

A letter H in any pencil denotes:

Soft

Hard

30°

Color

55Question bank

Nepal Engineer's Association was established on:

2020 BS

2024 BS

2034 BS

2042 BS

56Question bank

The apex body in relation to the public procurement in Nepal is:

PPMO

MOF

MOUD

MLD

57Question bank

The chart which gives an estimate about the amount of material handling between various work stations is:

Flow chart

Process chart

Travel chart

Operation chart

58Question bank

The difference of discounted benefit and cost is called:

NPV

Benefit

All of the above

59Question bank

Rate of filtration of a slow sand filter ranges from ... to ... liters/h/m².

10 to 100

100 to 200

Polluted

Contaminated

60Question bank

Free chlorine residual means

HOCl + HCL

HCL + OCL

200 to 400

400 to 1000

61Question bank

Grit chamber has a detention time of...

45 to 90 sec

2 to 5 min

20 to 30 min

62Question bank

Media provided in ASP is...

broken stone

plastics

anthracite coal

63Question bank

Egg-shaped sewers are generally used for...

separate system

combined system

partially separate system

all of these

64Question bank

The shear strength of very plastic cohesive soils can be found by:

Vane shear test

Cone test

Penetration test

Ring shear test

65Question bank

The bearing capacity of soils can be improved by

increasing the depth of footing

draining the sub-soil water

ramming the granular material like crushed stone in the soil

all of the above

66Question bank

According to EPA76, Scoping is required only in...

BES

IEE

EIA

67Question bank

Run-off is measured in:

m³/s

m³/min

m³/h

68Question bank

A groyne...

contracts a river channel to improve its depth

silts up the area in the vicinity by creating a slack flow

trains the flow along a certain course

all of the above

69Question bank

Bligh's theory of seepage assumes

equal weightage to the horizontal and vertical creep

more weightage to horizontal creep than vertical creep

less weightage to horizontal creep than vertical creep

loss of head follows the sine curve

70Question bank

The ratio of the rate of change of discharge of an outlet and parent channel, is known as

Efficiency

Sensitivity

Flexibility

modular limit

71Question bank

For standing crops in undulating sandy fields, the best method of irrigation, is

sprinkler irrigation

free flooding

check method

72Question bank

Garnett's diagrams are used for graphical solution of design equations of a canal by

Lacey's theory

Kennedy's theory

Gibb's theory

73Question bank

The main objective of headwork of ROR plant is:

To withdraw the required amount of sediment free water from river

To control bed load

To control the water hammer pressure

All of these

74Question bank

For which type of turbine, pressure at the outlet of the turbine is negative?

Pelton Turbine

Turbo Turbine

Francis Turbine

None of these

75Question bank

Draft tube is used for;

To increase the pressure from the vacuum pressure

To reduce the pressure than outlet of turbine

76Question bank

The generator is used for convert the mechanical energy;

Hydraulic energy

Electrical energy

both of above

None of these

77Question bank

The volume of sediment deposited in settling basin is calculated by;

Sediment Load / (Density of sediment × Packing factor)

Density of sediment / (Sediment load × Packing factor)

Packing factor / (Sediment load × Density of sediment)

None of these