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WorksheetsD54 FACE THE CHALLENGE
Total questions: 34
Worksheet time: 34mins
Name
Class
Date
1.
What is the minimum effective depth (D) of a T-beam for a medium load where span L is known?
a)
D ≥ L/10
b)
D ≥ L/12 to L/15
c)
D ≥ L/20
d)
D ≥ L/15 to L/20
2.
Which steel section is most suitable for making gantry girders due to wide flanges?
a)
ISWB
b)
ISMB
c)
ISJB
d)
ISLB
3.
Which component of a railway station enables 180° engine reversal using three tracks?
a)
Turn table
b)
Traverser
c)
Triangle
d)
Buffer stop
4.
Who is known as the 'Father of Indian Railways'?
a)
George Stephenson
b)
Richard Trevithick
c)
Robert Stephenson
d)
Lord Dalhousie
5.
Which part of a theodolite supports the telescope on the horizontal axis?
a)
A-frame
b)
Vernier plate
c)
T-frame
d)
Shifting head
6.
Which component of RCC beams is added when depth is limited or reversal of moments occurs?
a)
Cranked bar
b)
Compression reinforcement
c)
Extra stirrups
d)
Shear ties
7.
The modulus of elasticity (E) for structural steel is approximately:
a)
2 × 10³ MPa
b)
0.769 × 10⁵ MPa
c)
2 × 10⁵ MPa
d)
7850 MPa
8.
Find stress in a 25 mm thick steel plate subjected to 50 kN axial load over 250 mm width.
a)
6 N/mm²
b)
8 N/mm²
c)
10 N/mm²
d)
12 N/mm²
9.
What is the standard length of rail used on BG tracks in India?
a)
12.5 m
b)
12.8 m
c)
13.0 m
d)
11.89 m
10.
Which plate in a theodolite includes 0–360° main graduations?
a)
Upper plate
b)
Vertical circle
c)
Lower plate
d)
Tangent screw
11.
Which steel connection is most suitable where load direction is unknown?
a)
Welded joint
b)
Riveted joint
c)
Bolted joint
d)
Glued joint
12.
Which part of the rail is most affected by hogging due to loose packing?
a)
Rail web
b)
Rail end
c)
Fish plate
d)
Sleeper
13.
Which device in a theodolite enables fine setting of horizontal angle?
a)
Plumb bob
b)
Tangent screw
c)
Focusing screw
d)
Clamp screw
14.
What is the bearing stress in a 10 mm thick plate with 16 mm diameter bolt carrying 8 kN load?
a)
25 N/mm²
b)
50 N/mm²
c)
80 N/mm²
d)
100 N/mm²
15.
Which adjustment removes parallax in theodolite before sighting?
a)
Plumb bob centering
b)
Eyepiece focusing
c)
Vertical circle alignment
d)
Plate bubble leveling
16.
Which component in a doubly reinforced beam resists additional moment beyond singly reinforced capacity?
a)
Stirrups
b)
Compression reinforcement
c)
Cover blocks
d)
Shear reinforcement
17.
What is the effective length of a simply supported column of height 4 m?
a)
4.0 m
b)
2.0 m
c)
5.0 m
d)
6.0 m
18.
Which of the following increases lateral stiffness of steel columns?
a)
Slender section
b)
Welded joints
c)
Bracing
d)
Pin joints
19.
Find the force on a 10 mm thick plate when bearing stress is 100 N/mm² and bolt diameter is 20 mm.
a)
10000 N
b)
20000 N
c)
15000 N
d)
12000 N
20.
What is the sensitivity of a bubble tube if 1 mm movement corresponds to 30 seconds?
a)
60"/2 mm
b)
30"/1 mm
c)
20"/1 mm
d)
10"/2 mm
21.
Theodolite survey is primarily used to measure:
a)
Linear distances
b)
Heights of buildings
c)
Horizontal and vertical angles
d)
GPS coordinates
22.
Assertion (A): Welded connections are stronger than riveted joints.
Reason (R): Welds have continuous section without holes.
a)
Both A and R are true and R is the correct explanation
b)
Both A and R are true but R is not the correct explanation
c)
A is true, R is false
d)
A is false, R is true
23.
Statement 1: Turnout is a device used to divert trains from one track to another.
Statement 2: Fishplates are used to join rails in turnout zone.
a)
Both statements are true
b)
Both statements are false
c)
Only Statement 1 is true
d)
Only Statement 2 is true
24.
What is the clear cover to main reinforcement in RCC slabs as per IS 456?
a)
10 mm
b)
15 mm
c)
20 mm
d)
25 mm
25.
Which is the most efficient section for resisting bending among equal weight beams?
a)
Circular
b)
Square
c)
I-section
d)
T-section
26.
Which platform type is used in junction stations for cross-line connectivity?
a)
Terminal platform
b)
Island platform
c)
Side platform
d)
Low-level platform
27.
In theodolite surveying, temporary adjustments include:
a)
Transiting and face change
b)
Centering, leveling, and focusing
c)
Balancing and orientation
d)
Swinging and ranging
28.
What is the minimum distance between two successive crossovers?
a)
6 m
b)
10 m
c)
12 m
d)
18 m
29.
Which factor does not directly affect lateral stability of columns?
a)
End conditions
b)
Slenderness ratio
c)
Modulus of elasticity
d)
Poisson’s ratio
30.
What is the usual width of a side platform in an Indian railway station?
a)
3.0 m
b)
6.0 m
c)
8.0 m
d)
10.0 m
31.
Which rail defect is caused by poor maintenance and expansion issues?
a)
Hogging
b)
Battering
c)
Buckling
d)
Wheel burn
32.
The diaphragm in RCC bridges acts as:
a)
Main girder
b)
Cross stiffener
c)
Expansion joint
d)
Bearing pad
33.
Theodolite telescope is inverted during which process?
a)
Face right reading
b)
Transiting
c)
Centering
d)
Levelling
34.
Which defect in rail results in flattening of wheel-contact surface?
a)
Wheel burn
b)
Battering
c)
Split head
d)
Crushed head
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