To cope up high temperature of 196°C, the taxi ways and aprons are constructed with

To design a cross-over between parallel tracks, the required components are:

To detect the turbidity of the order of 0 to 1000 P.P.M. the instrument used is

To determine the modulus of rupture, the size of test specimen used is

To double the period of oscillation of a simple pendulum

To ensure constant moisture content in aggregates

To ensure exact gauge, the gauge tie plates are provided at

To ensure that bullock carts may not overturn on curves, the maximum value of super-elevation, recommended by I.R.C., is

To ensure that supporting area of an offset footing of a boundary wall is fully compressive, the C.G. of load must act

To ensure that the hogging bending moment at two points of suspension of a pile of
length L equals the sagging moment at its centre, the distances of the points of suspension from
either end, is

To ensure uniform pressure distribution, the thickness of the foundation, is

To generate the jth column of the flexibility matrix

To give a brilliant finish, the type of varnish used, is

To have greatest coverage of the area, the type of photography used, is

To have pressure wholly compressive under the base of a retaining wall of width b, the resultant of the weight of the wall and the pressure exerted by the retained, earth should have eccentricity not more than

To hold hydraulic jumps, baffle walls are provided in

To hydrate 500kg of cement full water needed, is

To indicate proper control of consistency of a freshly mixed concrete for pavement construction, the slump should be between

To keep the intensity of bearing pressure between the column base and concrete compressive and to vary from zero to 2P/BL, the ratio of the moment M to the axial load P should be

To keep the intensity of bearing pressure between the column base and concrete, compressive throughout the length of the column base, the ratio of the moment M to axial load P should be

To maintain aerobic biological activity, the moisture content of the compost mass should be about

To minimise the effect of differential settlement, the area of a footing should be designed for

To minimize the total cost of a roof truss, the ratio of the cost of truss to the cost of purlins shall be

To obtain a very high strength concrete, use very fine grained

To obtain cement dry powder, lime stones and shales or their slurry, is burnt in a rotary kiln at a
temperature between

To obtain good bonding in brick masonry

To obtain photographs of an area of 1000 m average elevation, on scale 1 : 30, 000, with a camera of 30 cm focal length, the flying height is

To orient a plane table at a point ‘P7 roughly south of the mid-point of two inaccessible conical hill stations ‘A’ and ‘B’ in the plains, a point ’C is selected in line with AB and table is oriented at ‘C’ by bringing ab in line with AB. A ray is then drawn towards ‘P’ and at ‘P” the table is oriented by back ray method. The orientation so obtained, is

To orient a plane table at a point with two inaccessible points, the method generally adopted, is

To prevent a head-on-collision of vehicles travelling in opposite directions along four-lane roads

To prevent compressive stresses in a rigid concrete pavement, the joint provided, is

To prevent creep in rails, the steel sleepers are fixed with rails by clips, bolts and

To prevent movement of moisture from sub-grade to road pavement at the same level as that of water-table, thickness of a cut off layer of coarse sand, is

To prevent movement of moisture from sub-grade to road pavement on embankments about 0.6 m to 1 m higher than water table, the thickness of cut off layer of coarse sand used, is

To prevent percolation of water into formation, moorum is used as a blanket for

To prevent segregation, the maximum height for placing concrete, is

To prevent settling down of sewage both at the bottom and on the sides of a large sewer, self­cleaning velocity recommended for Indian conditions, is

To pump water from a water reservoir 3 m deep and maximum water level at 135 m, a pump is installed to lift water up to R.L. 175 m at a constant rate of 36,00,000 litres per hour. If the length of the pipe is 1506 m and f = 0.01, ignoring other minor losses and assuming the economical diameter from Lea’s formula D = 1.2 VQ, the water horse power of the pump is

To remove very fine suspended particles from water, the method adopted is

To retard the initial setting time of cement, the compound responsible, is

To stagger vertical joints in successive courses of a wall, a piece of brick is generally used at the end of the course, which is known as

To support a heavy structure in sandy soil, the type of foundation generally used, is

To test chemical oxygen demand (C.O.D.) of sewage, organic matter is oxidised by potassium dichromate in the presence of

To the calculated area of cover plates of a built-up beam, an allowance for rivet holes to be added, is

Tongue plates are provided in a steel girder at

Too wet concrete may cause

Top bars are extended to the projecting parts of the combined footing of two columns Ldistance
apart for a distance of

Top surface of steel sleepers, is

Total correction for elevation, temperature and gradient for a runway should not be more than

Total effective bearing area of both the bowls of a pot sleeper, is

Total float for any activity is defined as the difference between

Total flow in stream is known

Total latitude of a point is positive if it lies

Total no of instantaneous centres of a machine having V links, is

Total number of stress components at a point within a soil mass loaded at its boundary is

Total pressure on a lmxlm gate immersed vertically at a depth of 2 m below the free water surface will be

Total pressure on the vertical face of a retaining wall of height h acts parallel to free surface and
from the base at a distance of

Total pressure on the vertical face of a retaining wall of height ‘h’ per unit run exerted by the
retained earth weighing ‘W’ per unit volume, is

Total strain energy theory for the failure of a material at elastic limit, is known

Toughness index is defined as the ratio of

Track construction involves preparation of

Traffic census is carried out for

Traffic engineering only includes

Traffic surveys are carried out

Transit rule of adjusting the consecutive coordinates of a traverse is used where

Transition curves are introduced at either end of a circular curve, to obtain

Transport of concrete by pumps, is done for a distance of

Transporting and re-depositing soils, is done by

Transverse joints are provided at distances varying from

Traps

Triangulation surveys are carried out for locating

Triangulation surveys are carried out for providing

Tricalcium aluminate (C3A)

True meridian of different places

True meridians are generally preferred to magnetic meridians because

True one-dimensional flow occurs when

Turbidity is measured on

Turbidity of raw water is a measure of

Turbidity of water may be caused due to

Turpentine oil is used in paints as

Two balls of masses 3 kg and 6 kg are moving with velocities of 4 m/sec and 1 m/sec respectively, towards each other along the line of their centers. After impact the 3 kg ball comes to rest. This can happen only if the coefficient of restitution between the balls is

Two circular discs of same weight and thickness are made from metals having different densities. Which disc will have the larger rotational inertia about its central axis?

Two columns 50 cm * 50 cm and 60 cm * 60 cm carry 80 tonnes and 120 tonnes of loads respectively. The centre to centre distance between columns is 5.00 metres. The permissible bearing capacity of the soil is 20 t/m2. If the footing is not to project more than 25 cm beyond the outside of the smaller column, pick up the correct design parameters of the footing from the following:

Two concave lenses of 60 cm focal length are cemented on either side of a convex lens of 15 cm focal length. The focal length of the combination is

Two contour lines, having the same elevation

Two dimensional flows occurs when

Two forces act an angle of 120°. If the greater force is 50 kg and their resultant is perpendicular to the smaller force, the smaller force is

Two forces of 6 Newtons and 8 Newtons which are acting at right angles to each other, will have a resultant of

Two hill tops ‘A’ and ‘B’ 20 km apart are intervened by a third top ‘C\ If the top most contour of the three hill tops are of the same value, state whether the line of sight AB

Two important constituents in the composition of steel used for rail are

Two objects moving with uniform speeds are 5 m apart after 1 second when they move towards each other and are 1 m apart when they move in the same direction. The speeds of the objects are

Two parallel forces 20 kg and 15 kg act. In order that the distance of the resultant from 20 kg force may be the same as that of the former resultant was from 15 kg, the 20 kg force is diminished by

Two particles have been projected at angles 64° and 45° to the horizontal. If the velocity of projection of first is 10 m/sec, the velocity of projection of the other for equal horizontal ranges is

Two pipe systems can be said to be equivalent, when the following quantities are same

Two shots fired simultaneously from the top and bottom of a vertical tower with elevations of 30° and 45° respectively strike a target simultaneously. If horizontal distance of the target from the tower is 1000 m, the height of the tower is

Two single runways may be arranged so as to have

Type of switch rails generally adopted for modern track, is

Tyre pressure influences the

Ultimate strength of cold drawn high steel wires

Ultimate strength to cement is provided by