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WorksheetsD59 FACE THE CHALLENGE
Total questions: 33
Worksheet time: 33mins
Name
Class
Date
1.
What is the main purpose of a canal fall in an irrigation canal system?
a)
To distribute water to fields
b)
To regulate canal discharge
c)
To dissipate surplus energy due to drop in bed level
d)
To divert water to reservoirs
2.
Which command in AutoCAD is used to create a parallel copy of an object?
a)
OFFSET
b)
COPY
c)
ARRAY
d)
TRIM
3.
What is the full form of R.L. used in leveling?
a)
Reference Line
b)
Reading Level
c)
Reduced Level
d)
Relative Level
4.
Which structure carries canal water over a natural drainage?
a)
Aqueduct
b)
Superpassage
c)
Canal syphon
d)
Inlet
5.
In AutoCAD, which command is used to create a 3D solid from a closed 2D object?
a)
EXTRUDE
b)
UNION
c)
REVOLVE
d)
SWEEP
6.
What is the radius of a simple circular curve if the deflection angle is 60° and tangent length is 80 m?
a)
73.20 m
b)
61.55 m
c)
138.6 m
d)
92.38 m
7.
Which drainage structure allows excess water from road surface to drain safely?
a)
Catch pit
b)
Side drain
c)
Inlet
d)
Scupper drain
8.
In surveying, which method is used for measuring angles with high precision?
a)
Plane table survey
b)
Theodolite survey
c)
Compass survey
d)
Tacheometry
9.
Which AutoCAD feature allows alignment to the nearest endpoint or midpoint of objects?
a)
Grid snap
b)
Object snap (OSNAP)
c)
Ortho mode
d)
UCS
10.
What type of AutoCAD coordinate input allows specifying distance and angle from the last point?
a)
Absolute coordinates
b)
Relative Cartesian coordinates
c)
Polar coordinates
d)
Geodetic coordinates
11.
Which cross-drainage structure carries both canal and drainage at same level?
a)
Aqueduct
b)
Superpassage
c)
Level crossing
d)
Canal syphon
12.
In a transition curve, which parameter varies uniformly?
a)
Length
b)
Radius
c)
Super elevation
d)
Curvature
13.
Which of the following is NOT an AutoCAD drawing limit option?
a)
Grid Limit
b)
User Limit
c)
Drawing Limit
d)
Model Space Limit
14.
Which layer in road pavement provides strength and distributes load to subgrade?
a)
Wearing course
b)
Sub-base
c)
Base course
d)
Tack coat
15.
What does B.M. stand for in surveying?
a)
Base Measurement
b)
Benchmark
c)
Basic Marker
d)
Boundary Mark
16.
What is the purpose of weep holes in canal structures?
a)
To allow fish passage
b)
To drain seepage water
c)
To anchor lining
d)
To ventilate the flow
17.
Which system is used in surveying for measuring horizontal distances using EDM?
a)
Gunter's Chain
b)
Tacheometry
c)
Total Station
d)
Plane table
18.
In canal design, what is the purpose of a canal escape?
a)
To store excess water
b)
To supply water to fields
c)
To release surplus water safely
d)
To clean the canal
19.
In AutoCAD, which command allows drawing symmetrical shapes using a central axis?
a)
ARRAY
b)
MIRROR
c)
SYMMETRY
d)
REFLECT
20.
Which method is used to eliminate instrumental and personal errors in theodolite work?
a)
Centering
b)
Double sighting
c)
Repetition method
d)
Swinging telescope
21.
What is the discharge of a canal if the area of cross-section is 25 m² and velocity is 0.8 m/s?
a)
10 m³/s
b)
20 m³/s
c)
15 m³/s
d)
25 m³/s
22.
What is the height of embankment if the flow velocity is 2.5 m/s and freeboard is 0.6 m?
a)
1.9 m
b)
0.92 m
c)
2.2 m
d)
3.2 m
23.
Which survey uses hand levels and Abney level for slope measurements?
a)
Chain survey
b)
Compass survey
c)
Preliminary survey
d)
Reconnaissance survey
24.
Which AutoCAD command creates a duplicate of selected objects in a circular arrangement?
a)
COPY
b)
ARRAY
c)
ROTATE
d)
REPEAT
25.
Which of the following is not a primary type of leveling?
a)
Fly leveling
b)
Reciprocal leveling
c)
Trigonometric leveling
d)
Planimetric leveling
26.
Which command in AutoCAD joins multiple objects to form a single polyline?
a)
PEDIT
b)
JOIN
c)
MERGE
d)
GLUE
27.
In highway materials, what is the ideal Los Angeles abrasion value for bituminous mixes?
a)
Less than 30%
b)
Less than 50%
c)
Greater than 40%
d)
Between 60% and 70%
28.
In AutoCAD, which mode helps draw only horizontal or vertical lines?
a)
Ortho mode
b)
Polar mode
c)
Snap mode
d)
Grid mode
29.
Which factor is most responsible for soil erosion near irrigation canals?
a)
Low permeability
b)
High silt content
c)
Steep slopes
d)
Concrete lining
30.
Which type of curve connects straight paths with a gradual change in curvature?
a)
Spiral curve
b)
Reverse curve
c)
Compound curve
d)
Simple curve
31.
Which instrument is used in plane table surveying to sight and draw lines simultaneously?
a)
Plumb bob
b)
Alidade
c)
Telescope
d)
Compass
32.
Which property of aggregate is measured by the impact value test?
a)
Hardness
b)
Toughness
c)
Durability
d)
Crushing strength
33.
In RCC footings, minimum cover for footing reinforcement is:
a)
25 mm
b)
50 mm
c)
75 mm
d)
40 mm
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