Engineering
Engineering MCQs With Answers
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In CPM project network planning, Total Float (TF) of an activity is calculated as:
ALatest Start Time (LS) - Earliest Start Time (ES)
BEarliest Finish Time (EF) - Earliest Start Time (ES)
CLatest Finish Time (LF) - Latest Start Time (LS)
DEarliest Start Time of next activity - Earliest Finish Time of current activity
The Stopping Sight Distance (SSD) on a level highway depends on vehicle speed (v), driver reaction time (t), and coefficient of longitudinal friction (f) as:
Av*t + v² / (2 * g * f)
Bv*t + v² / (g * f)
Cv*t + v / (2 * g * f)
D2*v*t + v² / (2 * g * f)
In railway track engineering, creep of rails refers to:
ALateral bending of rails due to temperature
BLongitudinal movement of rails in the direction of traffic
CVertical wear on the rail head
DExpansion gap opening at rail joints
The specific energy (E) of flow in a rectangular open channel at critical depth (yc) is equal to:
A1.25 yc
B1.50 yc
C2.00 yc
D2.50 yc
Bernoulli’s equation is derived along a streamline under the assumption of:
AInviscid, incompressible, steady, and irrotational flow
BViscous, compressible, and unsteady flow
CTurbulent, compressible, steady flow
DRotational, viscous, steady flow
The loss of head due to sudden enlargement in a pipe flow carrying velocity v1 in smaller pipe and v2 in larger pipe is given by:
A(v1 - v2)² / (2g)
B(v1² - v2²) / (2g)
C0.5 * v1² / (2g)
D(v1 + v2)² / (2g)
The active earth pressure coefficient (Ka) for a cohesionless soil with an internal friction angle (phi) of 30° is:
A0.333 (1/3)
B0.500
C1.000
D3.000
According to Terzaghi’s bearing capacity theory, the ultimate bearing capacity of a shallow strip footing on purely cohesive soil (phi = 0) is:
A5.14 c
B5.70 c
C6.20 c
D7.50 c
The Plasticity Index (IP) of a soil with a Liquid Limit (LL) of 45% and a Plastic Limit (PL) of 20% is:
A15%
B25%
C35%
D65%
In compass surveying, the local attraction at a station is indicated if the difference between fore bearing and back bearing of a line is not equal to:
A90°
B180°
C270°
D360°