Which one of the following equations correctly gives the relationship between the specific graivity of soil grains (G) and the hydraulic gradient (i) to initiate 'quick' condition in a sand having a void ratio of 0.5 ?

A river is the source of water for water supply to a town. Its water is very turbid and polluted. The correct sequence of steps for treating the river water would be :

A vehicle is moving up an incline when the driver applies its brakes and the vehicle retards at 0.5 m/s². Then according to D'Alembert's principle

The approximate proportion of dry cement mortar required for brick work is

Consider the following statements :
Infiltration galleries are placed along the river beds at a depth of 4 to 6 m.
The draw-down for the infiltration galleries is more than that for radial wells.
Clogging of pipe pores in inflitration galleries is less than that for radial wells.
The cost of extracting unit volume of water is more in case of infiltration galleries as compared to radial wells.
Which of the statements given above is/are correct ?

The saturated and dry densities of a soil are respectivelykg/m³ andkg/m³. The water content (in percentage) of the soil in the saturated state would be

Why is super plasticizer added to concrete?
To reduce the quantity of mixing water.
To increase the consistency.
To reduce the quantity of cement.
To increase resistance to freezing and thawing.
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Which one of the following is the correct statement ? Penetration to know bitumen grade is measured in

Soundness test of cement is done to determine its

For the purpose of designing a well point system for lowering ground water table in a sandy silt deposit, the coefficient of permeability of the soil is to be determined. Which one of the following methods would be most suitable ?

Consider the following statements :
Book value is the unamortized cost of the asset as it still appears on the accounting books of the business.
Termination of economic life implies disposal of the equipment.
Which of the statements given above is/are correct ?

For ornamental work, which type(s) of bricks is/ are preferred ?
Silica bricks
Silica lime bricks
Bricks produced in autoclaves
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Am chain was found to becm too long after chaining a distance ofm. It was found to becm too long at the end of the day's work after chaining a total distance ofm. What is the true distance if the chain was correct before the commencement of the day's work ?

Consider the following statements pertaining to a pile group and a single pile at failure :
In loose and medium dense sands, the failure load per pile in a group will generally be greater than the failure load for a single pile.
In cohesive soils, the failure load per pile in a group will be greater than failure load for a single pile.
For piles driven in dense sands, the failure load per pile in a group is greater than the failure load for a single pile.
When the pile spacing is greater thantimes the pile diameter, the failure loads per pile in a group and forly same in both sands and clays.
Of these statements :

In the alignment of an irrigation channel wherefrom offtakes have to be provided at regular intervals, changes in the given channel parameters are made use of. The correct sequence of the decreasing order of preference of these parameters is

What is the probable maximum precipitation (PMP) ?

Consider the following statements :
A : The load factor for live load is greater than that for dead load.
R : The live loads are more uncertain than dead loads.
Of these statements :

The waste stabilization ponds can be

In a plate load test, how is the ultimate load estimated from the load settlement curve on a log-log graph ?

Timber can be made reasonably fire-resistant by

Which one of these methods of Tunnel Construction is not suitable in rocks ?

Which of the following instruments have both horizon glass and index glass ?
Optical square
Line ranger
Box sextant
Pedometer
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For a non-concurrent force system to be in equilibrium

Which of the following are associated with alum coagulation ?
A decrease of alkalinity in treated water
Formation of hydroxide flocs of aluminium
A slight decrease of pH in treated water
An increase of permanent hardness
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In case of footing on the surface of shallow depth is very dense sand, which one of the following types of failure is likely to occur?

Timber can be made reasonably fire-resistant by

A simply supported beam of span L carries a concentrated load W at its mid-span. If the width 'b' of the beam is constant throughout the span, then, when the permissible bending stress is 'f', the beam's mid-span depth will be

A surge tank is provided in a hydropower scheme to

Consider the following statements :
The principle of superpositions is applied to :
Linear elastic bodies
Bodies subjected to small deformations.
Of these statements :

Westergaard's analysis for stress distribution beneath loaded area is applicable to

The changes that take place during the process of consolidation of a saturated clay would include

In which one of the following grades of a highway is an emergency escape ramp provided ?

When is a soil mass said to have entered the solid phase ?

The cable for a prestressed concrete simply supported beam subjected to uniformly distributed load over the entire span should ideally be :

A horizontal beam is hinged at 'R' and supported on rollers at the end 'S'. It carries inclined loads. To determine the support reactions, the funicular polygon

Consider the following statements regarding uniform flow in an open channel :
Energy grade line, water surface and bed slope are parallel to each other.
Froude number does not vary from section to section.
Velocity of water is the same at all points of the cross-section.
Of these statements :

Which of the following equations are used for the derivation of the differential equation for water surface profile in open channel flow :
Continuity equation
Energy equation
Momentum equation
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The displacement method is also referred to as which one of the following ?

Consider the following statements :
For an over-reinforced (singly reinforced) rectangular RC section.
the lever arm will be less than that for a balanced section.
the maximum stress developed by steel would equal the allowable stress in steel.
the maximum stress developed by concrete would equal allowable stress in concrete.
Of these statements :

If the curve lead of a broad gauge railway turnout is 16.metres, the angle of crossing of the turnout will be given by

Consider the following statements :
A : The load factor for live load is greater than that for dead load.
R : The live loads are more uncertain than dead loads.
Of these statements :

If the settlement of a single pile in sand is denoted by S and that of a group of N identical piles (each pile carrying the same load) by S_g, then the ratio S_g/S will

A free vortex formed from originally still water, say, as when draining still water in a flat-bottomed basin by suddenly pulling the stopper at the bottom on the drain hole, will be

A vertical gate 6 m x 6 m holds water on one side with the free surface at its top. The moment about the bottom edge of the gate of the water force will be (v is the specific weight of water)

What type of noise can be abated by providing lining on walls and ceiling with sound absorbing material?

A simply supported beam of span L carries a concentrated load W at its mid-span. If the width 'b' of the beam is constant throughout the span, then, when the permissible bending stress is 'f', the beam's mid-span depth will be

In which type of lakes, does a perfect ecological equilibrium among the producers, decomposers and consumer groups of organisms exist ?

A star is observed at its upper culmination when it is north of zenith. The latitude of the place of observation is 30°N and declination of the star is 50°N. The zenith distance of the star is

Ratio of the width of the car parking area required at kerb forparking relative toparking is approximately

Which of the following variations of magnetic declination are correctly matched ?
Diurnal variation..........Variation whose time period varies from 100-years
Annual variation.........Annual rate of change of secular variation
Secular variaiion..........Variation of declination periodic in character
Irregular variation.........Caused due to magnetic storms in earth's magnetic field
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