Civil Engineering Quiz 35

1 / 50

The correct relation between curve lead (CL), switch lead (SL) and lead of cros?sing (L) is given by_________?

CL = L ? SL

L =CL-SL

SL = L + CL

L = (CL+SL)/2

2 / 50

The percentage compensation in gradient for ruling gradient of 4% and horizontal curve of radius 760 m is___________?

0.10%

no compensation

10%

3 / 50

At any point of a beam, the section modulus may be obtained by dividing the moment of inertia of the section by________?

Depth of the section

Maximum tensile stress at the section

Depth of the neutral axis

Maximum compressive stress at the section

4 / 50

An asset is purchased for P 9,000.00. Its estimated economic life is 10 years after which it will be sold for P 1,000.00. Find the depreciation in the first three years using sum-of-years digit method___________?

P 3,279.27

P 3,927.27

P 3,792.72

P 3,729.27

5 / 50

If the shearing stress is zero on two planes, then the angle between the two planes is_______?

225?

45?

135?

90?

6 / 50

Reynolds number is significant in___________?

supersonics, as with projectile and jet propulsion

all of the above

full immersion or completely enclosed flow, as with pipes, aircraft wings, nozzles etc

simultaneous motion through two fluids where there is a surface of dis-continuity, gravity forces, and wave making effect, as with ship?s hulls

7 / 50

For designing the dock, the proportion of ship load assumed to be borne by keel blocks is_______?

8-Mar

8-May

16-May

16-Mar

8 / 50

The point of contraflexure is the point where______?

S.F. is zero

B.M. changes sign

B.M. is maximum

B.M. is minimum

9 / 50

The order of booking dimensions is_______?

Breadth, length, height

Length, breadth, height

Height, breadth, length

None of these

10 / 50

The rate of payment is made for 100 cu m (per % cu m) in case of_________?

Rock cutting

Excavation in trenches for foundation

Earth work in excavation

All

11 / 50

Assertion A : Normally turpentine oil is recommended as thinner for indoor painting. Reason R : Turpentine oil is costlier than other thinners. Select your answer according to the coding system given below ?

Both A and R are true but R is not the correct explanation of A

A is false but R is true

A is true but R is false

Both A and R are true and R is the correct explanation of A

12 / 50

The minimum diameter of sewer to be adopted is________?

15 cm

25 cm

10 cm

12.5 cm

13 / 50

The suitable method for disinfection of swimming pool water is_______?

ultra violet rays treatment

lime treatment

chlorination

by using potassium permanganate

14 / 50

What is defined as any tangible economic activity that contributes directly or indirectly to the satisfaction of human want ?

Commodities

Goods

Goods or commodities

Services

15 / 50

The kor depth for rice is 190 mm and kor period is 14 days. The outlet factor for this will be________?

972 hectares/m3/sec

1172 hectares/m3/sec

637 hectares/m3/sec

837 hectares/m3/sec

16 / 50

A valve is suddenly closed in a water main in wl.ich the velocity is 1 m/sec and velocity of pressure wave is 981 m/ sec. The inertia head at the valve will be_______?

10m

100m

1 m

none of the above

17 / 50

What refers to the present worth of the probable future net earnings ?

Earning value

Total fair value

Going concern value

Total market value

18 / 50

Working principle of dead weight pressure gauge tester is based on _________?

Avogadro?s hypothesis

Dalton?s law of partial pressure

Pascal?s law

Newton?s law of viscosity .

19 / 50

sensor IFOV is proportional to________?

sec2

sin2

tan2

cos2

20 / 50

Spatial variation in horizontal and vertical directions is caused due to________?

Biological weathering of rocks

Chemical weathering of rocks

All

Physical weathering of rocks

21 / 50

If the depletion of oxygen is found to be 5 ppm after incubating a 2.5% solution of sewage sample for 5 days at 21?C, B.O.D of the sewage is____________?

200 ppm

150 ppm

100 ppm

50 ppm

22 / 50

If the risk of a flood occurring in the next 10 years is accepted to 10%, then the return period for design should be_________?

1 + (0.9)010

1/(1+ 0.9010)

1/(1-0.9?10)

1 ? (0.9)?l0

23 / 50

Which is true about corporation ?

Its life is dependent on the lives of the incorporators.

It is worse type of business organization.

The minimum number of incorporators to start a corporation is three.

The stock holders of the corporation are only liable to the extent of their investments.

24 / 50

For a proportional outlet, the flexibility is_____?

greater than 1

zero

between zero and 1

25 / 50

The resultant upward pressure of the fluid on an immersed body is called_________?

All are correct

upthrust

center of pressure

buoyancy

26 / 50

Coefficient of discharge for a totally submerged orifice as compared to that for an orifice discharging free is_________?

slightly more

slightly less

equal

nearly half

27 / 50

The diameter of transverse reinforcement of columns should be equal to one-fourth of the diameter of the main steel rods but not less than_______?

7 mm

4 mm

6 mm

5 mm

28 / 50

Pick up the true statement from the following?

All

In the absence of beams, it is easier to install piping

Plain ceiling provides the best property diffusing light

In the absence of beams, it is easier to paint

29 / 50

Which of the following is not the unit of power ?

hp (horse power)

kW (kilowatt)

kcal/sec

kcal/kg sec

30 / 50

Return on investment ratio is the ratio of the_____________?

Cost of goods sold to average cost of inventory at hand

Net income to owner?s equity

Market price per share to earnings per share

Net credit sales to average net receivable

31 / 50

The pressure at the summit of a syphon is______?

equal to atmospheric

less than atmospheric

none of the above

more than atmospheric

32 / 50

Which of the following unit works in anaerobic conditions ?

sludge digestion tank

activated sludge treatment

trickling filters

sedimentation tank

33 / 50

A drop manhole is provided if_________?

A lamp is inserted to check obstruction

None of these

A branch sewer joins the main sewer at higher level

A sewer drops from a height

34 / 50

After pre-stressing process is completed, a loss of stress is due to_____?

Shrinkage of concrete

Creep of concrete

Elastic shortening of concrete

All

35 / 50

In hydrometer analysis for a soil mass_____?

meniscus correction is additive and dispersing agent correction is subtractive

meniscus correction is subtractive and dispersing agent correction is additive

both meniscus correction and dispersing agent correction are additive

both meniscus correction and dispersing agent correction are subtractive

36 / 50

The ratio of volume of voids to the total volume of soil mass is called_____?

voids ratio

air content

percentage air voids

porosity

37 / 50

A fluid in equilibrium can?t sustain________?

tensile stress

compressive stress

bending stress

shear stress

38 / 50

The measurement is not made in square metres in case of_______?

Form works

R.C. Chhajja

D.P. (Damp proof course)

Concrete Jeffries

39 / 50

A hoop of radius 3 m weighs 100 kg. It rolls along a horizontal floor so that at its centre of mass has a speed of 200 mm/sec, . The work required to stop the hoop is_____?

4 J

2 J

6 J

8 J

40 / 50

When a load crosses a through type Pratt truss in the direction left to right, the nature of force in any diagonal member in the left half of the span would______?

change from compression to tension

change from tension to compression

always be compression

always be tension

41 / 50

The diameter of a domestic sewer pipe laid at gradient 1 in 100 is recommended__________?

175 mm

200 mm

100 mm

150 mm

42 / 50

Effective stress is_____?

a physical parameter that can be measured

important because it is a function of engineering properties of soil

the stress at particles contact

all of the above

43 / 50

Referring of given figure, pick up the correct statement from the following?

The total length of centre line of four walls is 20 m

All

Length of long wall out-to -out is 6.80 m

Length of short walls in-to-in is 3.20 m

44 / 50

Pick up the correct statement from the following?

The relative phase difference between the waves is important and not the absolute phase of a point on the wave

All

The surface defined by the locus of points having same phase, is called a wave front

The wave whose surface of constant phase are parallel planes, is known as a plane wave

45 / 50

One Newton is equivalent to_______?

1 kg-wt

9.81 kg-wt

1/9.81 kg-wt

981 dyne

46 / 50

According to Whitney?s theory, ultimate strain of concrete is assumed to be_____________?

0.10%

0.30%

0.03%

47 / 50

The maximum area of tension reinforcement in beams shall not exceed______?

0.15%

1.50%

48 / 50

What market situation exists where there is only one buyer and only one seller ?

Monopoly

Monopsony

Bilateral monopsony

Bilateral monopoly

49 / 50

A heavy ladder resting on floor and against a vertical wall may not be in equilibrium, if_____?

the floor is smooth, the wall is rough

the floor is rough, the wall is smooth

the floor and wall both are smooth surfaces

the floor and wall both are rough sur-faces

50 / 50

Centre line markings are used_____________?

in roadways meant for two way traffic

to designate proper lateral placement of vehicles before turning to different directions

to designate traffic lanes

to indicate that overtaking is not permitted

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