What is the growth of huge amounts of algae and other aquatic plants leading to the deterioration of the water quality called?

Eutrophication

Algae growth

Nitrification

Denitrification

Which of the following cement does not have field test?

There should not be any visible lumps

The colour of the cement should be greenish grey

Final setting time of cement is 600 minutes

When hand is inserted in cement bag it should give cool feeling.

is a personality attribute that measures the degree to which people believe they control their own fate.

locus of control

culture

values

none of the above

Which of the below is used to make a line of sight horizontally in a level?

Foot screws

Levelling head

Telescope

Tangent screws

In the cross-section method of indirect contouring, the spacing of cross-sections depends upon i) contour interval ii) scale of plan iii) characteristics of ground The correct answer is

only (i)

(i)and(ii)

(ii) and (iii)

(i), (ii) and (iii)

Refractory bricks are

Neutral refractory bricks

Acid refractory bricks

Basic refractory bricks

All the above

Which of the following is used as a basis for the classification of harbor?

protection

placement

area

climatic condition

The limitation in Operations Research is--------------------------------

Data Collection

Formulating Control and Objectives

Validating Model and output

Formulating human behavior

The diameters of a pipe at the sections 1 and 2 are 10 cm and15 cm respectively. The velocity of water flowing through the pipe at section 1 is 5 m/s. Determine the velocity at section 2.

0.22 m/sec

0.45 m/sec

2.22 m/sec

4.40 m/sec

Which of the following is one of the methods of analysis prescribed in the code for steel structures?

hinge analysis

limit analysis

roller analysis

dynamic analysis

There is seepage of water on both sides of load bearing wall of a building with flat roof. What remedy will you suggest?

Remove plaster on the wall and replaster with rich mix.

Inspect the roof for cracks over the wall and seal the crack.

Paint both the surfaces of the wall with oil paint.

Plaster both the surface of wall with cement mortar mixed with water proofing compound.

The pipes will expand considerably when the product temperatures are high and during cleaning.

TRUE

FALSE

Both A and B

None of the above

Sewer pipes are made of

Earthen ware

Stone ware

Refractory clay

All the above

Resins are

Not soluble in water

Soluble in spirit

Used in varnishes

Left behind on evaporation of oil

The intensity of stress which causes unit strain is called

unit stress

bulk modulus

modulus of rigidity

modulus of elasticity

Resultant pressure of the liquid in the case of an immersed body acts through

Centre of gravity

Centre of pressure

Metacentre

Centre of buoyancy

The rate of increase of velocity with respect to change in the position of fluid particle in a flow field is called as

local acceleration

temporal acceleration

convective acceleration

all of the above

Such a velocity at which the whole dye thread is diffused, is known as

lower critical velocity.

upper critical velocity

critical velocity

None of the above

A personality measure of the strength of a person's convictions is called______________.

locus of control

ego

ego strength

none of the above

For large sewers, maximum distance between manholes may be

50 m

100 m

200 m

300 m

The line formed by intersection of principal planes is called

projection line

origin line

line of intersection

reference line

Hume steel pipes are

Steel pipes

Steel shell coated from inside with cement mortar

Steel shell coated from outside with cement mortar

Both (B) and (C)

A line AB of length 24 cm is parallel to vertical plane and perpendicular to profile plane held at a distance of 5 cm away from horizontal plane and 6 cm away from the vertical plane. The distance from xy reference line to line AB is ________cm in front v

7.8

The area of the openings in screens should be such that the velocity of flow through them does not exceed

0.75 to 1 m/s

1.5 to 3 m/s

3 to 5 m/s

5 to 6 m/s

When discharge of an outlet is independent of the water levels in the water course and the distributary, the outlet is termed as a

flexible outlet

non-modular outlet

semi-module outlet

rigid module

... _________ has 3 roles ;Trainer,Motivator and Facilitator

HRD manager

Junior engineer

Public relation officer

Supervisor

The water supply system means

the entire scheme of collection and disposal of liquid waste

the complete layout from the source of supply to the distribution

construction of reservoirs

construction of canals

Strength of rubber belt for belt conveyors depends on_______

Number of plies

Type of rubber

Type of reinforcement

Size of belt

____________ is defined as a phenomenon of rise or fall of a liquid in a small tube, when the tube is held vertically in the liquid.

Capillarity

Viscosity

Compressibility

Vapor pressure