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Civil Quiz 82
The moment of a force
is the turning effect produced by a force, on the body, on which it acts
is equal to the product of force acting on the body and the perpendicular distance of a point and the line of action of the force
all of the above
is equal to twice the area of the triangle, whose base is the line representing the force and whose vertex is the point, about which the moment is taken
On what basis a harbor can be designated as natural roadstead?
navigable channel
artificial harbor
semi natural harbor
semi artificial harbor
The centre of gravity of a semi-circle lies at a distance of
8r / 3
3r / 4?
3r/8
4r/3?
B. If he decides to invest in A, for every rupee invested, he is assured of doubling his money in ten years. If he decides to invest in B, he is assured of making his money 1.5 times in 5 years. If the contractor values his money at 10% interest rate, he
Should invest in neither of the two projects
Should invest in project A
Could invest in either of the two projects
Should invest in project B
What is the average life expectancy of most of the firms?
Fifteen years
None of the given
Twenty years
Thirty years
A rectangle is placed perpendicular to horizontal plane and inclined to profile plane. The traces would meet at
xy reference line
vertical reference line
above the line formed by intersection of profile plane and horizontal plane
the line formed by intersection of profile plane and horizontal plane
Kinematic similarity is said to exist between the model and the prototype, if both of them
are identical in shape, but differ only in size
have identical velocities
have identical forces
are equal in size and shape
Type of flow in which the velocity at any given time changes with respect to space is known as
uniform flow
steady flow
non-uniform flow
unsteady flow
The gas which may cause explosion in sewers, is
Ammonia
Methane
Carbondioxide
Carbon monoxide
Formula for quick lime, is
CaCO3
CO3CO2
None to these
Ca(OH)2
The two point problem and three point problem are methods of
orientation
traversing
resection
resection and orientation
4 LAYING, JOINTING AND TESTING OF PIPES - APPURTENANCES
plastic
ceramic
copper
stainless steel
Which of the following requires aesthetically pleasant water?
Irrigation
Domestic use
Industrial use
Aquaculture
A sphere is placed on H.P and section plane is parallel to H.P the section is circle and if the section plane is parallel to V.P the section is again circle.
Both A and B
TRUE
FALSE
None of the above
In axed brick arches, the joints of the arch are not of uniform thickness.
Right
None of the above
Both A and B
Wrong
The most essential feature of a turbulent flow is
High velocity
Velocity and pressure at a point exhibit irregular fluctuations of high frequency.
Velocity at a point remains constant with time
Large discharge
Some jobs cannot be done alone and some can be done much better and faster if you possess the quality of _______ _______ ______________..
cooperation
teamwork
respect
responsibility
If P is the force acting on the body, m is the mass of the body and a is the acceleration of the body, then according to Newton's second law of motion,
P/m.a = 0
P + m.a = 0
P - m.a = 0
P x m.a = 0
If the degree of saturation of a partially saturated soil is 60%, then air content of the soil is
100%
40%
80%
60%
If R and T are rise and tread of a stair spanning horizontally, the steps are supported by a wall on one side and by a stringer beam on the other side, the steps are designed as beams of width
2 +T2)
R - T
T - R
R + T
The decision making step, which consists of organization goals, predicting alternatives and communicating goals is called __________
Alternation
Planning
Valuing
Organization
In 1st angle projection, the left side view will be left side of front view.
Both A and B
None of the above
FALSE
TRUE
When GRIHA was launched in India?
2001
2008
2010
2011
The energy possessed by a liquid particle by virtue of its position is known as
friction energy
potential energy
kinetic energy
pressure energy
The stresses developed in concrete and steel in reinforced concrete beam 25 cm width and 70 cm effective depth, are 62.5 kg/cm2 and 250 kg/cm2 respectively. If m = 15, the depth of its neutral axis is
25 cm
30 cm
20 cm
35 cm
Curve of any shape can be drawn in perspective by enclosing it in a
rectangle
square
cylinder
cube
The particle size range is measured by
uniformity coefficient
curvature coefficient
effective size
none of these
are usually mounted on two or four pneumatic tyred wheels.
escalator
scraper
backactor
elevator
The velocity component after striking the surface will be_
Infinity
Zero
One
Negative