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Civil Quiz 33
A floating body is in stable equilibrium when
The metacentre is below its centre of gravity
The metacentre is above its centre of gravity
The metacentric height is zero.
Its centre of gravity is below the centre of buoyancy.
In modern telescope internal focusing telescope is used.
TRUE
FALSE
none
all
The simple elbow draft tube is placed close to the_
Head race
Tail race
Tank
Nozzle
The opportunities to cross slow moving traffic at intervals is not provided in case of
two-lane highways
three-lane highways
four lane highways
all of these
Advantage of a clamp compared to a kiln for burning bricks is that
It takes less time for burning
It gives more output of first class bricks
It has less initial cost
It is suitable when bricks are required in large numbers
The ions with opposite charge can be exchanged.
TRUE
FALSE
Both A and B
None of the above
For metre gauge, 49.8 to 52.3 kg/m rail section is used.
TRUE
FALSE
Both A and B
None of the above
Reverberation time is directly proportional to ____________
effective surface area
lateral surface area
volume of the room
shape of the room
If flying height of a spacecraft is H, the length of air base is B and the parallax difference between two points is dp, then the difference in height
h = dp/(b/h)
h = (b/h) dp
h = dp/(h/b)
h = (h/b) dp
Which of the following pump is sucessfully used for lifting water to the turbines?
Centrifugal pump
Reciprocating pump
Jet pump
Air-lift pump
Hydration of cement evolves heat.
TRUE
FALSE
Both A and B
None of the above
For the pre-cast reinforced concrete piles, the quality of concrete recommended is
M 100 to M 150
M 150 to M 200
M 200 to M 250
M 250 to M 300
Consider the following statements about concrete sleepers. 1. They improve the track modulus. 2. They have good scrap value. 3. They render transportation easy. 4. They maintain the gauge quite satisfactorily. Of these statements
1 and 2 are correct
2 and 3 are correct
3 and 4 are correct
1 and 4 are correct
Which section of CWA regulates land disposal of sludge?
Section 402
Section 403
Section 404
Section 405
Mercury does not wet glass. This is due to property of liquid known as
Adhesion
Cohesion
Surface tension
Viscosity
Chezy's formula is given as
V = C √𝑚2 i
V = C2 √𝑚𝑖2
V = C√𝑚𝑖
V = C √𝑚2𝑖3
Pneumatic cassions used for a depth up to____________m.
30
45
25
35
The ability of sub-soil to support the load of the structure without yielding is known as
bearing value of soil
bearing power of soil
bearing capacity of soil
any one of these
The raising of outer edge of the road above the inner edge is known as
super-elevation
cant
banking
all of these
In a doubly-reinforced beam if and is the effective depth and is depth of critical neutral axis, the following relationship holds good
mc/t = n/(d - n)
(m + c)/t = n/(d + n)
(t + c)/n = (d + n)/n
mc/t = (d - n)/t
Seepage through embankments in an earthen dam is controlled by
drainage filters
relief wells
drain trenches
provision of downstream berms
When the NPSH is low, it leads to
Breaking
Wear
Corrosion
Cavitation View Answer
For first class building the foundation and plinth shall be of 1st class brickwork in lime mortar or 1:2 cement mortar over lime concrete or 1:6:7 cement concrete.
TRUE
FALSE
Both A and B
None of the above
Which of the following is not a PERT event?
Site investigation started
Sessional work completed
Bus starts from Jaipur
Class is being attended
MIS stands for
Management Innovation System
Management Information System
Management Interaction style
None of the above
A liquid compressed in cylinder has a volume of 0.04 m3 at 50 kg/cm_____ and a volume of 0.039 m3 at 150 kg/cm_____. The bulk modulus of elasticity of liquid is
400 kg/cm²
4000 kg/cm²
40 × 10⁵ kg/cm²
40 × 10⁶ kg/cm²
Fish plate is in contact with rail at
Web of rail
Fishing plane
Head of rail
Foot of rail
The code based GPS receivers are generally used for:
vehicle tracking
land navigation
trans movement
all of these
According to Fanning's formula, the flood discharge (Q) in cumecs is given by
Q = CA2/3
Q = CA3/4
Q = CA5/6
Q = CA7/8
The most commonly used synthetic abrasive is
Aluminium carbide
Boric acid
Silicon
All of these
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