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