Legal Metrology • Civil Engineering Paper-II
The dimensions of a pressure gradient in a fluid flow are
A)
ML⁻¹T⁻²
B)
ML⁰T⁻²
C)
ML⁻²T⁻²
D)
ML⁻¹T⁻¹
Based on established principles in Mechanical Engineering, the correct and most clinically/technically appropriate choice is 'ML⁰T⁻²' (Option B).
Legal Metrology • Civil Engineering Paper-I
If a part is constrained to move and heated, it will develop
A)
Principal stress
B)
Tensile stress
C)
Compressive stress
D)
Shear stress
In the context of Mechanical Engineering, the most appropriate and technically accurate answer is 'Principal stress' (Option A).
Legal Metrology • Civil Engineering Paper-I
A box of weight 100 kN shown in the figure is to be lifted without swinging. If all forces are coplanar, the magnitude and direction (θ) of the force (F) with respect to x-axis should be
A)
F = 56.389 kN and θ = 28.28°
B)
F = -56.389 kN and θ = -28.28°
C)
F = 9.055 kN and θ = 1.414°
D)
F = -9.055 kN and θ = -1.414°
In the context of Unmapped / long tail, the most appropriate and technically accurate answer is 'F = 9.055 kN and θ = 1.414°' (Option C).
Legal Metrology • Civil Engineering Paper-I
A cantilever beam of span L is subjected to a downward load of 800 kN uniformly distributed over its length and a concentrated upward load P, at its free end. For vertical displacement to be zero at the free end, the value of P is
A)
800 kN
B)
500 kN
C)
300 kN
D)
1000 kN
In the context of Mechanical Engineering, the most appropriate and technically accurate answer is '300 kN' (Option C).
Legal Metrology • Civil Engineering Paper-I
The angular steps used for changing direction of stair are called
A)
Angular steps
B)
Radial steps
C)
Winders
D)
Spandrils
Winders are wedge/radial stair treads used when changing stair direction.
Legal Metrology • Civil Engineering Paper-I
In air-conditioned building the glass recommend for use is
A)
Plate glass
B)
Wired glass
C)
Sheet glass
D)
Foam glass
Plate glass is the standard general-purpose choice for conditioned buildings among these options.
Legal Metrology • Civil Engineering Paper-I
The loading and unloading response of a metal is shown in the figure. The elastic and plastic strains corresponding to 200 MPa stress, respectively are
A)
0.02 and 0.01
B)
0.02 and 0.02
C)
0.01 and 0.01
D)
0.01 and 0.02
In the context of Mechanical Engineering, the most appropriate and technically accurate answer is '0.01 and 0.02' (Option D).
Legal Metrology • Civil Engineering Paper-I
The vertical member used in a door frame is called
A)
Post
B)
Sill
C)
Hanging style
D)
Rail slide
The vertical members of a door frame are posts/jamb-like members; among the choices, post is correct.
Legal Metrology • Civil Engineering Paper-I
For a beam of cross-section, width = 230 mm and effective depth = 500mm, the number of rebars of 12 mm diameter required to satisfy minimum tension reinforcement as per IS 456: 2000 (assuming grade of steel reinforcement as Fe500) is
A)
2
B)
3
C)
1
D)
4
Minimum steel≈0.85%×230×500=977.5 mm². Three 12-mm bars provide 339 mm², four provide 452 mm², so the given options do not satisfy IS 456; the item is internally inconsistent, and B is only the likely keyed source answer.
Legal Metrology • Civil Engineering Paper-I
___ promotes hardness, toughness, and corrosion resistance in steel.
A)
Manganese
B)
Molybdenum
C)
Tungsten
D)
Chromium
In the context of Mechanical Engineering, the most appropriate and technically accurate answer is 'Manganese' (Option A).
Legal Metrology • Civil Engineering Paper-I
The strength of the timber is maximum
A)
Parallel to the grain
B)
Perpendicular to the grain
C)
45° to the grain
D)
Same in all direction
Timber generally has its greatest strength parallel to the grain.
Legal Metrology • Civil Engineering Paper-I
When percentage of mica present in sand is large, it
A)
Reduces the strength of mortar or concrete
B)
Increases the strength of mortar or concrete
C)
Has no effect on mortar or concrete strength
D)
Enhances the strength of mortar or concrete but only marginally
Mica in sand weakens mortar/concrete because its flaky particles interfere with bonding and increase voids.
Legal Metrology • Civil Engineering Paper-I
The lamina is shown in the following figure. The centroid of lamina from point O is:
A)
140mm
B)
110mm
C)
100mm
D)
120mm
Option B correctly answers the question regarding Unmapped / long tail.
Legal Metrology • Civil Engineering Paper-I
Which one of the following materials is highly elastic?
A)
Rubber
B)
Brass
C)
Steel
D)
Glass
In the context of Mechanical Engineering, the most appropriate and technically accurate answer is 'Glass' (Option D).
Legal Metrology • Civil Engineering Paper-I
The maximum size of aggregate used in the damp proof course is about
A)
6mm
B)
10mm
C)
15mm
D)
20mm
About 20 mm is the conventional maximum aggregate size used in a cementitious DPC mix.
Legal Metrology • Civil Engineering Paper-I
A pin jointed 2-D truss is loaded with a horizontal force of 15 kN at joint S and another 15 kN vertical force at joint U as shown in figure. The force in member RS is
A)
10.25 kN
B)
13 KN
C)
0KN
D)
15kN
In the context of Unmapped / long tail, the most appropriate and technically accurate answer is '15kN' (Option D).
Legal Metrology • Civil Engineering Paper-I
Read the following statements and identify the correct combination of statements. Statement A: A cantilever beam of constant depth carries a uniformly distributed load on the whole span. To make the maximum stress at all sections the same, the breadth of the section at a distance x from the free end should be proportional to x^0.5. Statement B: The deflection of the conical bar due to self-weight is equal to deflection of a prismatic bar of the same length. Statement C: Maximum strain energy theorem is applied to brittle material. Statement D: When a thin cylindrical vessel is subjected to uniform pressure acting inside of it the hoop stress is twice the longitudinal stress.
A)
(A)—False, (B)- False, (C) — False, (D)— True
B)
(A)—True, (B)- False, (C) — False, (D)— True
C)
(A)—False, (B)— True, (C) — True, (D)- False
D)
(A)-True, (B)- True, (C) — True, (D)- False
In the context of Mechanical Engineering, the most appropriate and technically accurate answer is '(A)-True, (B)- True, (C) — True, (D)- False' (Option D).
Legal Metrology • Civil Engineering Paper-I
The singly reinforced concrete beam section shown in the figure is made of M25 grade concrete and Fe500 grade reinforcing steel. The total cross-sectional area of the tension steel is 942 mm². As per Limit State design of IS 456: 2000, the design moment capacity (in kN-m round off to two decimal places) of the beam section is
A)
100.36 kN-m
B)
158.28 kN-m
C)
400.17 kN-m
D)
263.32 kN-m
The GATE-style result for M25, Fe500, b≈300 mm, d≈450 mm, As=942 mm² is about 158.3 kN·m; B matches.
Legal Metrology • Civil Engineering Paper-I
In a conservative force field, the work done on a particle moving between two points is:
A)
Dependent on the path
B)
Zero
C)
Independent of the path
D)
Negative
Based on established principles in this specific field of study, the correct and most clinically/technically appropriate choice is 'Dependent on the path' (Option A).
Legal Metrology • Civil Engineering Paper-I
The average compressive strength of burnt clay brick is less than 12.5 N/mm². The allowable rating of efflorescence is
A)
Moderate
B)
Serious
C)
Heavy
D)
Zero
In the context of Civil Engineering, the most appropriate and technically accurate answer is 'Heavy' (Option C).
Legal Metrology • Civil Engineering Paper-I
The compressive strength of 33 grade OPC at 3 days, 7 days and 28 days is
A)
16 Mpa, 29Mpa and 33Mpa
B)
16 Mpa, 22Mpa and 38Mpa
C)
16 Mpa, 22Mpa and 33Mpa
D)
11 Mpa, 22Mpa and 33Mpa
In the context of Civil Engineering, the most appropriate and technically accurate answer is '16 Mpa, 22Mpa and 38Mpa' (Option B).
Legal Metrology • Civil Engineering Paper-I
Poor Lime also known as the impure or lean lime contains more than ___ of clay and it slakes very slowly
A)
10%
B)
20%
C)
30%
D)
40%
In the context of Civil Engineering, the most appropriate and technically accurate answer is '10%' (Option A).
Legal Metrology • Civil Engineering Paper-I
In dynamics, inertia is the property of a body to:
A)
Stay at rest
B)
Stay in motion
C)
Resist change in its state of motion
D)
None of the above
Inertia is the tendency of a body to resist changes in its state of motion.
Legal Metrology • Civil Engineering Paper-I
Polar moment of inertia (Ip) in cm⁴, of a rectangular section having width, b = 2 cm and depth, d = 6 cm is
A)
40cm⁴
B)
20cm⁴
C)
10cm⁴
D)
50cm⁴
Based on established principles in this specific field of study, the correct and most clinically/technically appropriate choice is '50cm⁴' (Option D).
Legal Metrology • Civil Engineering Paper-I
A uniform beam weighing 1800 N is supported at E & F by cable ABCD. Determine the tension force in segment AB at this cable (correct to 1 decimal place). Assume the cable ABCD, BE and CF are weightless.
A)
1349.9N
B)
1579.9N
C)
1139.9N
D)
1272.9N
In the context of Unmapped / long tail, the most appropriate and technically accurate answer is '1139.9N' (Option C).
