The diagram showing the point of application and line of action of forces in their plane is called

The diameter of a bolt hole is taken as the nominal diameter of the bolt plus

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

The diameter of base of conical flare of a steel stack is

The diameter of base of conical flare of a steel stack is
Where’d’ is the diameter of the cylindrical part

The diameter of longitudinal bars of a column should never be less than

The diameter of main bars in R.C.C. columns, shall not be less than

The diameter of pipes in bath rooms and lavatories in domestic water supply, is

The diameter of the column head support a flat slab, is generally kept

The diameter of the Vicat plunger is 10 mm and its length varies from

The diameter of ties in a column should be

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

The diaphragm of a stadia theodolite is fitted with two additional

The difference between gross diameter and nominal diameter for the rivets up to 25 mm diameter is

The difference between the time avail-to do a job and the time required to do the job, is known as

The difference in gradients after full super-elevation and the initial alignment of a road, is known as

The difference in height between highest high water and lowest low water is called

The difference in level between the top of a bank and supply level in a canal, is called

The difference in longitude of two places expressed in time is equal to the difference in their

The difference in the lengths of an arc and its subtended chord on the earth surface for a distance of 18.2 km, is only

The difference in the lengths of two diagonals of a rail diamond is

The difference in the reservoir level and the lowest point of the water mains is 180 m. The expected pressure due to water hammer is 7.5 kg/cm2 in a pressure conduit of diameter 1 m. Assuming the efficiency of the riveted joints of the pipe as 0.6 and minimum cover 3 mm for corrosion, the thickness of the pipe materials, is

The difference of height of two points whose parallax difference is 0.8 mm on a pair of stereo pair taken from a height ‘H’ is 100 m. If mean photo base is 95.2 mm, the flying height is

The difference of level between a point below the plane of sight and one above, is the sum of two staff readings and an error would be produced equal to

The difference of levels between two stations A and B is to be determined. For best results, the instrument station should be

The difference of parallax for a given difference in elevation is independent of

The differential settlement in case of foundations on sandy soils should not exceed

The digested sludge from septic tanks, is removed after a maximum period of

The dilution ratio at which the odour is hardly detectable is generally called threshold odour number and for public supplies it should not exceed

The dimensions of a 35 litre forma for measuring aggregates by volume, are:

The dimensions of a half queen closer, are

The dimensions of a rectangular settling tank are: length 24 m, width 6 m and depth 3 m. If 2 hour detention period for tanks is recommended, the rate of flow of sewage per hour, is

The direct cost of a project with respect to normal time is

The direct interchange ramp involves

The direct shear test suffers from the following disadvantage:

The direction of projection should bisect the angle between the inclined plane and the vertical for a range of a projectile on inclined plane

The direction of steepest slope on a contour, is

The discharge in an open channel corresponding to critical depth is

The discharge of a depressed nappe is 6 to 7 percent that of a free nappe.

The discharge over a rectangular notch is

The discharge over the trapezoidal notch is equal to the discharge over the rectangular notch the discharge over the triangular notch.

The discharge per unit plan area of a sedimentation tank, is generally called

The discharge through a channel of circular section will be maximum when the depth of water is the diameter of the circular channel.

The discharge through a channel of rectangular section will be maximum, if

The discharge through a channel of trapezoidal section is maximum when

The discharge through a convergent mouthpiece is the discharge through an internal mouthpiece of the same diameter and head of water.

The disease of dry rot in timber is caused by

The disinfection efficiency of chlorine increases by
(i)      Decreasing the time of contact
(ii)     Decreasing the temperature of water
(iii)      Increasing the temperature of water The correct answer is

The disintegrating pump in which solid matter is broken up before passing out, is

The displacement of a particle which moves along a straight line is given by S = 4t3 + 3t2- 10 where ‘S’ is in meters and t is in seconds. The time taken by the particle to acquire a velocity of 18 m/sec from rest, is

The displacement of the pictured position of a point of h elevation on a vertical photograph taken with a camera of 30 cm focal length, from an altitude of 3000 m, is

The dissolved oxygen level in natural unpolluted waters at normal temperature is found to be of the order of

The distance between e.g. of compression and e.g. of tension flanges of a plate girder, is known as

The distance between main gears is 10 m, and the distance of nose gear from centre of main gears is 30 m. If the angle of turning is 60°, the distance of centre of rotation from the nearer main gear, is

The distance between steps for measuring downhill to obtain better accuracy

The distance between terminal points computed from a subsidiary traverse run between them, is generally known, as

The distance between the centres of adjacent rivets in the same row, is called

The distance between the minor control point and the principal point should be equal to

The distance between the outer faces of flanges of a plate girder, is known as

The distance between the projection centre and the photograph, is called

The distance between theoretical nose of crossing and actual nose of crossing for practical purposes, is

The distance measured along one rivet line from the centre of a rivet to the centre of adjoining rivet on an adjacent parallel rivet line, is called

The distance through which the tongue rail moves laterally at the toe of the switch for movement of trains is called

The distance travelled by a moving vehicle during perception and brake reaction times, is known as

The distance travelled by revolving the wheel of a vehicle more than its circumferential movement, is known as

The distances AC and BC are measured from two fixed points A and B whose distance AB is known. The point C is plotted by intersection. This method is generally adopted in

The distribution mains are designed for

The divergent portion of a Venturimeter is made longer than convergent portion in order to

The dock wall is designed as a gravity retaining wall and is tested for

The downstream expansion head of a guide bank is extended to subtend an angle at the centre, equal to

The drain which is provided parallel to roadway to intercept and divert the water from hill slopes is known as

The drainage area of a town is 12 hectares. Its 40% area is hard pavement (K = 0.85), the 40% area is unpaved streets (K = 0.20) and the remaining is wooded areas (K = 0.15). Assuming the time of concentration for the areas as 30 minutes and using the formula Ps = 900/(t + 60) the maximum run off is

The drop man holes are generally provided in sewers for

The ductility value of bitumen for suitability in road construction should not be less than

The duration of contact of chlorine with water before it is served to the first consumer, should be at least

The dynamic viscosity of gases with rise in temperature.

The dynamic viscosity of the liquid with rise in temperature.

The eccentricity (e) of a hollow circular column, external diameter 25 cm, internal diameter 15 cm for an eccentric load 100 t for non-development of tension, is

The economical depth d of a web plate in which allowable bearing stress is fb, and the maximum bending moment is M, as suggested by Rawater and Clark, is

The effect of adding calcium chloride in concrete is
(i) To increase shrinkage
(ii) To decrease shrinkage
(iii) To increase setting time
(iv) To decrease setting time
The correct answer is

The effect of cohesion on a soil is to

The effect of creep on modular ratio is

The effect of increasing diameter of sewer on the self cleansing velocity is

The effect of racking forces is considered in the design of
(i)      Lateral braces
(ii)      Chord members The correct answer is

The effective bearing area of all types of sleepers, is

The effective height of free standing non-load bearing wall and column respectively will be
Where H is the height of wall or column between centers of supports

The effective length ‘L’ of a simply supported beam with ends restrained against torsion, and also the ends of compression flange partially restrained against lateral bending, is given by

The effective length of a battened column is increased by

The effective length of a battened strut effectively held in position at both ends but not restrained in direction is taken as

The effective length of a compression member of length L held in position and restrained in direction at one end and effectively restrained in direction but not held in position at the other end, is

The effective length of a compression member of length L held in position at both ends but not restrained in direction, is

The effective length of a compression member of length L, held in position and restrained in direction at both ends, is

The effective length of a double angle strut with angles placed back to back and connected to both the sides of a gusset plate, by not less than two rivets, is

The effective length of a fillet weld should not be less than

The effective length of a weld, is taken as the actual length

The effective size of sand particles used in slow sand filters is

The effective span of a simply supported slab, is

The effective width of a column strip of a flat slab, is

The efficiency of a pumping set, is generally assumed

The efficiency of sedimentation tank does not depend upon