Engineering
Engineering MCQs With Answers
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The principal plane in a 2D stressed body is defined as the plane on which:
AShear stress is maximum
BShear stress is zero and normal stress is maximum or minimum
CNormal stress is zero
DBoth normal and shear stresses are equal to zero
In structural analysis, static indeterminacy of a pin-jointed plane truss is calculated using the relation:
ADs = m + r - 2j
BDs = m + r - 3j
CDs = 3m + r - 3j
DDs = 2m + r - j
Which type of compaction roller equipment is most effective for compacting heavy cohesive clayey soils?
ASmooth Wheel Roller
BPneumatic Tyred Roller
CSheepsfoot Roller
DVibratory Roller
In open channel flow, the critical depth (yc) for a rectangular channel with discharge per unit width ‘q’ is given by:
A(q^2 / g)^(1/2)
B(q^2 / g)^(1/3)
C(q / g)^(1/3)
D(q^3 / g)^(1/2)
In steel structure design, the effective length of a column fixed at one end and completely free at the other end is:
A0.5 L
B0.7 L
C1.0 L
D2.0 L
In water supply distribution networks, which piping layout system is most suitable for well-planned modern cities with gridiron street layouts?
ADead End System
BGridiron System (Loop System)
CRadial System
DRing System
In flexible pavement structural layers, the layer placed directly above the natural compacted subgrade soil is:
AWearing Course
BBase Course
CSub-Base Course
DBinder Course
What minimum self-cleansing velocity is recommended in sanitary sewer design to prevent deposition and clogging of solid matter?
A0.15 m/s
B0.45 m/s to 0.60 m/s
C0.75 m/s to 0.90 m/s
D2.50 m/s to 3.00 m/s
In levelling, the combined correction for earth curvature and atmospheric refraction for a distance D (in km) is given by:
A- 0.0785 D^2 meters
B+ 0.0112 D^2 meters
C- 0.0673 D^2 meters
D- 0.1352 D^2 meters
The phenomenon of creep in reinforced concrete structures is defined as:
AInstantaneous elastic deformation under dynamic load
BTime-dependent non-recoverable deformation under sustained long-term loading
CShrinkage caused by evaporation of mixing water
DThermal expansion due to temperature rise