Civil Engineering Quiz 35

1 / 50

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

Goods

Goods or commodities

Services

Commodities

2 / 50

For a proportional outlet, the flexibility is_____?

zero

greater than 1

between zero and 1

3 / 50

Return on investment ratio is the ratio of the_____________?

Net income to owner?s equity

Cost of goods sold to average cost of inventory at hand

Market price per share to earnings per share

Net credit sales to average net receivable

4 / 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 ?

A is true but R is false

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

A is false but R is true

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

5 / 50

sensor IFOV is proportional to________?

sec2

sin2

cos2

tan2

6 / 50

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

10%

no compensation

0.10%

7 / 50

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

All

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

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

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

8 / 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

5 mm

6 mm

9 / 50

The order of booking dimensions is_______?

None of these

Height, breadth, length

Length, breadth, height

Breadth, length, height

10 / 50

A drop manhole is provided if_________?

A lamp is inserted to check obstruction

A sewer drops from a height

A branch sewer joins the main sewer at higher level

None of these

11 / 50

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

Excavation in trenches for foundation

All

Earth work in excavation

Rock cutting

12 / 50

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

175 mm

150 mm

100 mm

200 mm

13 / 50

Pick up the true statement from the following?

All

In the absence of beams, it is easier to paint

Plain ceiling provides the best property diffusing light

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

14 / 50

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

Physical weathering of rocks

All

Biological weathering of rocks

Chemical weathering of rocks

15 / 50

Which of the following is not the unit of power ?

kcal/sec

kcal/kg sec

kW (kilowatt)

hp (horse power)

16 / 50

A fluid in equilibrium can?t sustain________?

shear stress

tensile stress

bending stress

compressive stress

17 / 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

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

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

All

18 / 50

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

Going concern value

Total market value

Total fair value

Earning value

19 / 50

Centre line markings are used_____________?

in roadways meant for two way traffic

to designate traffic lanes

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

to indicate that overtaking is not permitted

20 / 50

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

air content

voids ratio

percentage air voids

porosity

21 / 50

The pressure at the summit of a syphon is______?

none of the above

equal to atmospheric

more than atmospheric

less than atmospheric

22 / 50

Effective stress is_____?

important because it is a function of engineering properties of soil

the stress at particles contact

a physical parameter that can be measured

all of the above

23 / 50

The suitable method for disinfection of swimming pool water is_______?

lime treatment

ultra violet rays treatment

by using potassium permanganate

chlorination

24 / 50

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

nearly half

slightly less

slightly more

equal

25 / 50

In hydrometer analysis for a soil mass_____?

meniscus correction is subtractive and dispersing agent correction is additive

meniscus correction is additive and dispersing agent correction is subtractive

both meniscus correction and dispersing agent correction are subtractive

both meniscus correction and dispersing agent correction are additive

26 / 50

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

135?

90?

45?

225?

27 / 50

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

8-May

16-Mar

8-Mar

16-May

28 / 50

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

Avogadro?s hypothesis

Pascal?s law

Dalton?s law of partial pressure

Newton?s law of viscosity .

29 / 50

One Newton is equivalent to_______?

1/9.81 kg-wt

9.81 kg-wt

981 dyne

1 kg-wt

30 / 50

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

Bilateral monopoly

Bilateral monopsony

Monopsony

Monopoly

31 / 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

32 / 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 rough sur-faces

the floor and wall both are smooth surfaces

33 / 50

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

0.03%

0.10%

0.30%

34 / 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

35 / 50

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

Concrete Jeffries

D.P. (Damp proof course)

R.C. Chhajja

Form works

36 / 50

The minimum diameter of sewer to be adopted is________?

10 cm

12.5 cm

15 cm

25 cm

37 / 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 3,729.27

P 3,279.27

P 3,927.27

P 3,792.72

38 / 50

Reynolds number is significant in___________?

supersonics, as with projectile and jet propulsion

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

all of the above

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

39 / 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_______?

1 m

none of the above

10m

100m

40 / 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

Maximum compressive stress at the section

Depth of the neutral axis

41 / 50

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

L =CL-SL

L = (CL+SL)/2

CL = L ? SL

SL = L + CL

42 / 50

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

637 hectares/m3/sec

972 hectares/m3/sec

837 hectares/m3/sec

1172 hectares/m3/sec

43 / 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 ? (0.9)?l0

1/(1+ 0.9010)

1/(1-0.9?10)

44 / 50

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

center of pressure

buoyancy

upthrust

All are correct

45 / 50

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

1.50%

0.15%

46 / 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 tension to compression

always be compression

change from compression to tension

always be tension

47 / 50

Which is true about corporation ?

Its life is dependent on the lives of the incorporators.

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

It is worse type of business organization.

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

48 / 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____________?

100 ppm

50 ppm

200 ppm

150 ppm

49 / 50

Which of the following unit works in anaerobic conditions ?

trickling filters

sedimentation tank

activated sludge treatment

sludge digestion tank

50 / 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_____?

8 J

2 J

4 J

6 J

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