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WorksheetsD42 FACE THE CHALLENGE
Total questions: 30
Worksheet time: 30mins
Name
Class
Date
1.
Which retaining wall type is preferred for heights exceeding 15 meters?
a)
Cantilever wall
b)
Gravity wall
c)
Counterfort wall
d)
Buttressed wall
2.
Which seasoning method uses soluble salt solution to reduce external cracks in timber?
a)
Water seasoning
b)
Boiling
c)
Salt seasoning
d)
Electrical seasoning
3.
Which is a disadvantage of having multiple railway gauges in a country?
a)
Reduced axle load
b)
Increase in train speed
c)
Passenger inconvenience
d)
Less maintenance
4.
Which unit in a total station performs real-time correction for temperature and pressure?
a)
Display unit
b)
Reflector
c)
Microprocessor
d)
EDM
5.
IS 2062 refers to which type of structural steel?
a)
Cold-formed steel
b)
Fusion weld quality steel
c)
High tensile steel
d)
Plain carbon steel
6.
Minimum cover for reinforcement in footings directly resting on soil is:
a)
25 mm
b)
40 mm
c)
50 mm
d)
75 mm
7.
Which type of line is used to represent symmetry in engineering drawings?
a)
Hidden line
b)
Center line
c)
Dimension line
d)
Cutting plane line
8.
Which defect is formed due to alternate wetting and drying of unseasoned timber?
a)
Wet rot
b)
Dry rot
c)
Heart rot
d)
Foxiness
9.
Which element is added to low carbon steel to enhance both strength and toughness?
a)
Carbon
b)
Vanadium
c)
Sulphur
d)
Zinc
10.
What is the preferred method for folding drawing sheets to fit A4 size?
a)
Method 1 - 297x190
b)
Method 2 - 297x210
c)
Method 3 - 297x200
d)
Method 4 - 297x220
11.
What is the ideal thickness for M10 concrete lining in irrigation canals?
a)
3-5 cm
b)
5-10 cm
c)
7.5-15 cm
d)
15-20 cm
12.
Which of the following is a powered railway vehicle?
a)
Wagon
b)
Coach
c)
Locomotive
d)
Tender
13.
Which EDM device uses infrared waves for distance measurement?
a)
Geodimeter
b)
Tellurometer
c)
Distomat
d)
Optical theodolite
14.
What type of moisture remains after seasoning and is bound to cell walls?
a)
Free moisture
b)
Bound moisture
c)
Surface moisture
d)
Excess moisture
15.
Which scale is used to compare units like kilometers and miles?
a)
Plain scale
b)
Diagonal scale
c)
Comparative scale
d)
Vernier scale
16.
Which canal type is not provided with any head works and operates only during floods?
a)
Feeder canal
b)
Carrier canal
c)
Inundation canal
d)
Main canal
17.
Which instrument combines T-square, set squares, and protractor in one?
a)
Mini drafter
b)
Clinograph
c)
Compass
d)
Pantograph
18.
Which of the following statements are TRUE regarding carbon content in steel?
I. Higher carbon increases hardness
II. Lower carbon increases ductility
III. Higher carbon increases weldability
a)
I and II only
b)
II and III only
c)
I and III only
d)
All of the above
19.
What is the minimum width of a berm in a canal section in full filling?
a)
1.0 m
b)
2D
c)
3D
d)
0.5 m
20.
Counterforts in a retaining wall are provided on which side?
a)
Toe side
b)
Heel side
c)
Front face
d)
Inside stem
21.
Which timber defect is characterized by separation of annual rings in circular direction?
a)
Heart shake
b)
Cup shake
c)
Star shake
d)
Diagonal grain
22.
Which of the following is NOT an error in Total Station?
a)
Tilt error
b)
Collimation error
c)
Refraction error
d)
Compensation index error
23.
Wrought iron has carbon content less than:
a)
0.3%
b)
0.15%
c)
1%
d)
0.05%
24.
Which lining material provides 95% control on seepage and is most durable?
a)
Brick lining
b)
Clay puddle
c)
Cement concrete
d)
Asphalt lining
25.
Which pencil grade is suitable for dimension and construction lines?
a)
HB
b)
2H
c)
4B
d)
H
26.
Which type of seasoning is most economical but slow?
a)
Kiln seasoning
b)
Salt seasoning
c)
Water seasoning
d)
Air seasoning
27.
What is the function of a tender in a steam locomotive?
a)
Carries passengers
b)
Generates power
c)
Stores fuel
d)
Provides braking
28.
A simply supported beam of span 6 m carries a UDL of 15 kN/m and a central point load of 20 kN. What is the maximum bending moment?
a)
147.5 kNm
b)
97.5 kNm
c)
170 kNm
d)
185 kNm
29.
A line was measured as 120 m with a 20 m chain which was 5 cm too long. What is the true length of the line?
a)
119.70 m
b)
120.30 m
c)
120.00 m
d)
121.00 m
30.
A trapezoidal canal section has bottom width 3 m, side slope 1:1, and depth 2 m. If velocity is 1.5 m/s, what is the discharge?
a)
15 m³/s
b)
18 m³/s
c)
21 m³/s
d)
25 m³/s
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