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MCQOPTIONS
This section includes 5814 Mcqs, each offering curated multiple-choice questions to sharpen your Engineering knowledge and support exam preparation. Choose a topic below to get started.
| 4901. |
Plotting of inaccessible points on a plane table, is done by |
| A. | intersection |
| B. | traversing |
| C. | radiation |
| D. | none of these. |
| Answer» B. traversing | |
| 4902. |
On a diagonal scale, it is possible to read up to |
| A. | one dimension |
| B. | two dimensions |
| C. | three dimensions |
| D. | four dimensions. |
| Answer» D. four dimensions. | |
| 4903. |
A dumpy level is set up with its eye-piece vertically over a peg A. The height from the top of peg A to the centre of the eye-piece is 1.540 m and the reading on peg B is 0.705 m. The level is then setup over B. The height of the eye-piece above peg B is 1.490 m and a reading on A is 2.195 m. The difference in level between A and B is |
| A. | 2.900 m |
| B. | 3.030 m |
| C. | 0.770 m |
| D. | 0.785 m |
| E. | 1.770 m. |
| Answer» D. 0.785 m | |
| 4904. |
The vertical angle between longitudinal axis of a freely suspended magnetic needle and a horizontal line at its pivot, is known |
| A. | declination |
| B. | azimuth |
| C. | dip |
| D. | bearing. |
| Answer» D. bearing. | |
| 4905. |
Measuring with a 30 m chain, 0.01 m too short, introduces |
| A. | positive compensating error |
| B. | negative compensating error |
| C. | positive cumulative error |
| D. | negative cumulative error. |
| Answer» D. negative cumulative error. | |
| 4906. |
The sum of the interior angles of a geometrical figure laid on the surface of the earth differs from that of the corresponding plane figure only to the extent of one second for every |
| A. | 100 sq. km of area |
| B. | 150 sq. km of area |
| C. | 200 sq. km of area |
| D. | none of these. |
| Answer» D. none of these. | |
| 4907. |
The conventional sign shown in below figure represents a |
| A. | bridge carrying railway below road |
| B. | bridge carrying road below railway |
| C. | bridge carrying road and railway at the same level |
| D. | a level crossing. |
| Answer» B. bridge carrying road below railway | |
| 4908. |
Deviation of the actual road gradient from the proposed contou'r gradient up hill side, involves |
| A. | embankment on the centre line |
| B. | excavation on the centre line |
| C. | earth work on the centre line |
| D. | none of these. |
| Answer» C. earth work on the centre line | |
| 4909. |
The systematic errors which persist and have regular effects in the performance of a survey operation, are due to |
| A. | carelessness |
| B. | faulty instrument |
| C. | inattention |
| D. | none of these. |
| Answer» C. inattention | |
| 4910. |
The operation of making the algebraic sum of latitudes and departures of a closed traverse, each equal to zero, is known |
| A. | balancing the sights |
| B. | balancing the departures |
| C. | balancing the latitudes |
| D. | balancing the traverse. |
| Answer» E. | |
| 4911. |
Orientation of a plane table by solving two point problem is only adopted when |
| A. | saving of time is a main factor |
| B. | better accuracy is a main factor |
| C. | given points are inaccessible |
| D. | none of these. |
| Answer» D. none of these. | |
| 4912. |
If the sight distance (S) is equal to the length of the vertical-curve (2l) joining two grades g1% and - g2%, the height of the apex will be |
| A. | <img src="/_files/images/civil-engineering/surveying/65-3.211-1.png"> |
| B. | <img src="/_files/images/civil-engineering/surveying/65-3.211-2.png"> |
| C. | <img src="/_files/images/civil-engineering/surveying/65-3.211-3.png"> |
| D. | none of these. |
| Answer» C. <img src="/_files/images/civil-engineering/surveying/65-3.211-3.png"> | |
| 4913. |
The diaphragm of a stadia theodolite is fitted with two additional |
| A. | horizontal hairs |
| B. | vertical hairs |
| C. | horizontal and two vertical hairs |
| D. | none of these. |
| Answer» B. vertical hairs | |
| 4914. |
Centering error of a theodolite produces an error |
| A. | in all angles equally |
| B. | which does not vary with the direction or pointing |
| C. | which varies with the direction of pointing and inversely with the length of sight |
| D. | none of these. |
| Answer» D. none of these. | |
| 4915. |
A tape of length l and weight W kg/m is suspended at its ends with a pull of P kg, the sag correction is |
| A. | <img src="/_files/images/civil-engineering/surveying/51-3.23-1.png"> |
| B. | <img src="/_files/images/civil-engineering/surveying/51-3.23-2.png"> |
| C. | <img src="/_files/images/civil-engineering/surveying/51-3.23-3.png"> |
| D. | <img src="/_files/images/civil-engineering/surveying/51-3.23-4.png"> |
| E. | . |
| Answer» B. <img src="/_files/images/civil-engineering/surveying/51-3.23-2.png"> | |
| 4916. |
In optical reading instruments |
| A. | the vertical circle is usually continuous from 0 to 359 |
| B. | the readings increase when the telescope is elevated in the face left position |
| C. | the readings decrease when the telescope is elevated in the face right position |
| D. | all the above. |
| Answer» E. | |
| 4917. |
True meridian of different places |
| A. | converge from the south pole to the north pole |
| B. | converge from the north pole to the south pole |
| C. | converge from the equator to the poles |
| D. | run parallel to each other. |
| Answer» D. run parallel to each other. | |
| 4918. |
Keeping the instrument height as 1 m, length of staff 4 m, the up gradient of the ground 1 in 10, the sight on the up slope must be less than |
| A. | 25 cm |
| B. | 20 m |
| C. | 45 m |
| D. | 10 m |
| Answer» D. 10 m | |
| 4919. |
A back sight |
| A. | is always taken on a point of known elevation or can be computed |
| B. | is added to the known level to obtain the instrument height |
| C. | taken on an inverted staff is treated as negative |
| D. | all the above. |
| Answer» E. | |
| 4920. |
A relatively fixed point of known elevation above datum, is called |
| A. | bench mark |
| B. | datum point |
| C. | reduced level |
| D. | reference point. |
| Answer» B. datum point | |
| 4921. |
If the area calculated form the plan plotted with measurements by an erroneous chain, accurate area of the plan is |
| A. | <img src="/_files/images/civil-engineering/surveying/65-3.219-1.png"> |
| B. | <img src="/_files/images/civil-engineering/surveying/65-3.219-2.png"> |
| C. | <img src="/_files/images/civil-engineering/surveying/65-3.219-3.png"> |
| D. | <img src="/_files/images/civil-engineering/surveying/65-3.219-4.png"> |
| E. | none of the above |
| Answer» E. none of the above | |
| 4922. |
For setting out a simple curve, using two theodolites. |
| A. | offsets from tangents are required |
| B. | offsets from chord produced are required |
| C. | offsets from long chord are required |
| D. | deflection angles from Rankine's formula are required |
| E. | none of these. |
| Answer» F. | |
| 4923. |
Geodetic surveying is undertaken |
| A. | for production of accurate maps of wide areas |
| B. | for developing the science of geodesy |
| C. | making use of most accurate instruments and methods of observation |
| D. | for determination of accurate positions on the earth's surface of system of control points |
| E. | all the above. |
| Answer» F. | |
| 4924. |
Through a point in a loaded soil, the principal stress is maximum on |
| A. | minor principal plane |
| B. | intermediate principal plane |
| C. | major principal plane |
| D. | none of these. |
| Answer» D. none of these. | |
| 4925. |
Maximum size of clay particles, is : |
| A. | 0.002 mm |
| B. | 0.04 mm |
| C. | 0.06 mm |
| D. | 0.08 mm |
| E. | 1 mm |
| Answer» B. 0.04 mm | |
| 4926. |
The capillary rise of water |
| A. | depends upon the force responsible |
| B. | increases as the size of the soil particles increases |
| C. | decreases as the size of the soil particles decreases |
| D. | is less in wet soil than in dry soil. |
| Answer» B. increases as the size of the soil particles increases | |
| 4927. |
If dry density, water density and specific gravity of solids of a given soil sample are 1.6 g/cc, 1.84 g/cc and 2.56 respectively, the porosity of the soil sample, is |
| A. | 0.375 |
| B. | 0.370 |
| C. | 0.380 |
| D. | 0.390 |
| Answer» B. 0.370 | |
| 4928. |
Coulomb's wedge theory assumes that |
| A. | back fill is dry, cohesionless, homogeneous and isotropic |
| B. | slip surface is the plane which passes through the heel of the wall |
| C. | sliding wedge itself acts as a rigid body and the value of earth pressure is obtained by considering the limiting equilibrium of the wedge |
| D. | position and direction of the resultant earth pressure, are known |
| E. | all the above. |
| Answer» F. | |
| 4929. |
Si particles |
| A. | show dilatancy |
| B. | swell when moist |
| C. | possess high strength when dry |
| D. | disintegrate easily. |
| Answer» B. swell when moist | |
| 4930. |
Flow net is used for the determination of |
| A. | quantity of seepage |
| B. | hydrostatic pressure |
| C. | seepage pressure |
| D. | exit gradient |
| E. | all the above. |
| Answer» F. | |
| 4931. |
Determination of water content of a soil sample suspected to contain gypsum is made by drying the sample for longer period at a temperature not more than |
| A. | 60 C |
| B. | 80 C |
| C. | 100 C |
| D. | 110 C |
| Answer» C. 100 C | |
| 4932. |
Water formed transported soil is |
| A. | alluvial |
| B. | marine |
| C. | lacustrine |
| D. | loess. |
| Answer» B. marine | |
| 4933. |
A decrease in water content results in a reduction of the volume of a soil in |
| A. | liquid state |
| B. | plastic state |
| C. | semi solid state |
| D. | all of these. |
| Answer» E. | |
| 4934. |
The desired sensitivity of a bubble tube with 2 mm divisions is 30". The radius of the bubble tube should be |
| A. | 13.75 m |
| B. | 3.44 m |
| C. | 1375 m |
| D. | none of these. |
| Answer» B. 3.44 m | |
| 4935. |
A dumpy level was set up at the midpoint between two pegs A and B, 50 m apart and the staff readings at A and B were 1.22 and 1.06. With the level set up a A, the readings at A and B were 1.55 and 1.37. The collimation error per 100 m length of sight is |
| A. | 0.02 m inclined upwards |
| B. | 0.04 m inclined downwards |
| C. | 0.04 m inclined upward |
| D. | none of these. |
| Answer» C. 0.04 m inclined upward | |
| 4936. |
The latitude of a traverse leg is obtained by multiplying its length by |
| A. | tangent of its reduced bearing |
| B. | sign of its reduced bearing |
| C. | cosine of its reduced bearing |
| D. | cosecant of its reduced bearing. |
| Answer» D. cosecant of its reduced bearing. | |
| 4937. |
For a curve of radius 100 m and normal chord 10 m, the Rankine's deflection angle, is |
| A. | 0 25'.95 |
| B. | 0 35'.95 |
| C. | 1 25'.53 |
| D. | 1 35'.95 |
| E. | 2 51'.53. |
| Answer» F. | |
| 4938. |
A uniform slope was measured by the method of stepping. If the difference in level between two points is 1.8 m and the slope distance between them is 15 m, the error is approximately equal to |
| A. | cumulative, + 0.11 m |
| B. | compensating, 0.11 m |
| C. | cumulative, - 0.11 m |
| D. | none of these |
| Answer» B. compensating, 0.11 m | |
| 4939. |
Cross hairs in surveying telescopes, are fitted |
| A. | in the objective glass |
| B. | at the centre of the telescope |
| C. | at the optical centre of the eye piece |
| D. | in front of the eye piece. |
| Answer» E. | |
| 4940. |
Setting out a curve by two theodolite method, involves |
| A. | linear measurements only |
| B. | angular measurements only |
| C. | both linear and angular measurements |
| D. | none of these. |
| Answer» C. both linear and angular measurements | |
| 4941. |
When the bubble of the level tube of a level, remains central |
| A. | line of sight is horizontal |
| B. | axis of the telescope is horizontal |
| C. | line of collimation is horizontal |
| D. | geometrical axis of the telescope is horizontal. |
| Answer» B. axis of the telescope is horizontal | |
| 4942. |
Pick up the correct specification of Ramsden eyepiece from the following : |
| A. | it consists of two equal piano convex lenses |
| B. | the curved surfaces of plano-convex lenses face each other |
| C. | the two lenses are separated by a distance equal to 2/3 of the focal length of either lens. |
| D. | the distance between the diaphragm and the front lens of the eyepiece is kept equal to 1/4 th of the focal length of a lens so that rays from a point on the diaphragm enter the eye as a parallel beam |
| E. | all the above. |
| Answer» F. | |
| 4943. |
The angle between two plane mirrors of optical square, is |
| A. | 20 |
| B. | 30 |
| C. | 45 |
| D. | 60 |
| E. | 90 . |
| Answer» D. 60 | |
| 4944. |
The best method of interpolation of contours, is by |
| A. | estimation |
| B. | graphical means |
| C. | computation |
| D. | all of these. |
| Answer» D. all of these. | |
| 4945. |
If the rate of gain of radial acceleration is 0.3 m per sec3 and full centrifugal ratio is developed. On the curve the ratio of the length of the transition curve of same radius on road and railway, is |
| A. | 2.828 |
| B. | 3.828 |
| C. | 1.828 |
| D. | 0.828. |
| Answer» B. 3.828 | |
| 4946. |
A sample of saturated soil has 30% water content and the specific gravity of soil grains is 2.6. The dry density of the soil mass in g/cm3, is |
| A. | 1.47 |
| B. | 1.82 |
| C. | 1.91 |
| D. | none of these. |
| Answer» B. 1.82 | |
| 4947. |
The specific gravity of sands, is approximately |
| A. | 1.6 |
| B. | 2.0 |
| C. | 2.2 |
| D. | 2.4 |
| E. | 2.6 |
| Answer» F. | |
| 4948. |
If the coefficients of volume change and compressibility of a soil sample are respectively 6.75 x 10-2 and 3 x 10-2, the void ratio of the soil sample, is |
| A. | 1.10 |
| B. | 1.15 |
| C. | 1.20 |
| D. | 1.25 |
| E. | 1.30 |
| Answer» E. 1.30 | |
| 4949. |
Darcy's law is applicable to seepage if a soil is |
| A. | homogeneous |
| B. | isotropic |
| C. | incompressible |
| D. | all the above. |
| Answer» E. | |
| 4950. |
Depending upon the properties of a material, the failure envelope may |
| A. | be either straight or curved |
| B. | pass through the origin of stress |
| C. | intersect the shear stress axis |
| D. | all the above. |
| Answer» E. | |