McqMate
| 301. |
It is more convenient and gives better results while measuring horizontal distance |
| A. | down the hill |
| B. | up the hill |
| C. | in plane areas |
| Answer» A. down the hill | |
| 302. |
The true or geographical meridiams through the various stations |
| A. | are parallel |
| B. | converge to the poles |
| C. | converge from north pole to south pole |
| D. | converge from south pole to north pole |
| Answer» B. converge to the poles | |
| 303. |
The angle of intersection of the horizon glass and index glass in an optical square is |
| A. | 30? |
| B. | 45? |
| C. | 60? |
| D. | 75? |
| Answer» B. 45? | |
| 304. |
The power of a telescope to form distinguishable images of objects separated by small angular distance is called its |
| A. | definition |
| B. | brightness |
| C. | sensitivity |
| D. | resolving power |
| Answer» D. resolving power | |
| 305. |
The method of plane tabling commonly used for establishing the instrument stations only, is a |
| A. | method of radiation |
| B. | method of intersection |
| C. | method of traversing |
| D. | method of resection |
| Answer» D. method of resection | |
| 306. |
In an optical square, the angle between the first incident ray and the last reflected ray is |
| A. | 60? |
| B. | 90? |
| C. | 120? |
| D. | 150? |
| Answer» B. 90? | |
| 307. |
The process of turning the telescope of a theodolite over its supporting axis through 180? in a vertical plane, is called |
| A. | transiting |
| B. | reversing |
| C. | plunging |
| D. | any one of these |
| Answer» D. any one of these | |
| 308. |
Which of the following statement is correct? |
| A. | In levelling, the effect of curvature is to decrease the staff reading. |
| B. | The effect of refraction in levelling is to increase the staff reading. |
| C. | The combined effect of curvature and refraction in levelling is to increase the staff reading. |
| D. | all of the above |
| Answer» C. The combined effect of curvature and refraction in levelling is to increase the staff reading. | |
| 309. |
The method of reiteration of measuring horizontal angles is generally preferred when several angles are to be measured at a particular station. |
| A. | Yes |
| B. | No |
| Answer» A. Yes | |
| 310. |
The projection of a traverse line on a line perpendicular to the meridian is known as |
| A. | latitude of the line |
| B. | departure of the line |
| C. | bearing of the line |
| D. | co-ordinate of the line |
| Answer» B. departure of the line | |
| 311. |
When the cross-hairs are not clearly visible, |
| A. | the cross-hairs should be adjusted |
| B. | the eye-piece should be focussed |
| C. | the objective should be focussed |
| D. | the parallex should be removed |
| Answer» B. the eye-piece should be focussed | |
| 312. |
The angle between the back tangent and forward tangent of a curve is known as |
| A. | deflection angle |
| B. | central angle |
| C. | angle of intersection |
| D. | none of these |
| Answer» C. angle of intersection | |
| 313. |
The lines passing through points at which the magnetic declination is equal at a given time are called |
| A. | isogonic lines |
| B. | agonic lines |
| C. | isoclinic lines |
| D. | none of these |
| Answer» A. isogonic lines | |
| 314. |
A plumb bob is required |
| A. | when measuring distances along slopes in a hilly country |
| B. | for accurate centering of a theodolite over a station mark |
| C. | for testing the verticality of ranging poles |
| D. | all of the above |
| Answer» D. all of the above | |
| 315. |
The ratio of the focal length of the objective to that of an eye-piece of a telescope is called its |
| A. | definition |
| B. | brightness |
| C. | sensitivity |
| D. | magnification |
| Answer» D. magnification | |
| 316. |
The levelling should always commence from a temporary bench mak and end on a permanent bench mark. |
| A. | Correct |
| B. | Incorrect |
| Answer» B. Incorrect | |
| 317. |
The obstacle, which obstructs vision but not chanining, is a |
| A. | river |
| B. | pond |
| C. | hill |
| D. | all of these |
| Answer» C. hill | |
| 318. |
When the magnetic declination is 5? 20' east, the magnetic bearing of the sun at noon will be |
| A. | 95? 20' |
| B. | 174? 40' |
| C. | 185? 20' |
| D. | 354? 40' |
| Answer» D. 354? 40' | |
| 319. |
In plane surveying, |
| A. | The curvature of the earth is taken into consideration |
| B. | the surveys extend over small areas |
| C. | the surveys extend over large areas |
| Answer» B. the surveys extend over small areas | |
| 320. |
Chain surveying is most suitable when |
| A. | area to be surveyed is small |
| B. | ground is fairly level and open with simple details |
| C. | plans are required on a large scale |
| D. | all of the above |
| Answer» D. all of the above | |
| 321. |
The lines of earth's magnetic field run from |
| A. | south to north |
| B. | north to south |
| C. | east to west |
| D. | west to east |
| Answer» B. north to south | |
| 322. |
The representative fraction 1 / 2500 means that the scale is |
| A. | 1 cm = 0.25 m |
| B. | 1 cm = 2.5 m |
| C. | 1 cm = 25 m |
| D. | 1 cm = 250 m |
| Answer» C. 1 cm = 25 m | |
| 323. |
If the fore bearing of a line is 36? 15', its back bearing will be |
| A. | 36? 15' |
| B. | 126? 15' |
| C. | 143? 45' |
| D. | 216? 15' |
| Answer» D. 216? 15' | |
| 324. |
In a field book, the booking is commenced at the bottom of a page and worked upwards. |
| A. | True |
| B. | False |
| Answer» A. True | |
| 325. |
A deflection angle in a traverse is equal to the |
| A. | difference between the included angle and 180? |
| B. | difference between 360? and the included angle |
| C. | sum of the included angle and 180? |
| D. | none of the above |
| Answer» A. difference between the included angle and 180? | |
| 326. |
A deflection angle is |
| A. | less than 90? |
| B. | more than 90? but less than 180? |
| C. | equal to the difference between the angle of intersection and 180? |
| D. | equal to the difference between the angle of intersection and 360? |
| Answer» C. equal to the difference between the angle of intersection and 180? | |
| 327. |
The bearing of a line in the direction of the progress of survey is called back bearing |
| A. | Yes |
| B. | No |
| Answer» B. No | |
| 328. |
The rise and fall method for obtaining the reduced levels of points provides a check on |
| A. | fore sights only |
| B. | back sights only |
| C. | intermediate sights only |
| D. | all of these |
| Answer» D. all of these | |
| 329. |
The axis of telescope level must be |
| A. | parallel |
| B. | perpendicular |
| Answer» A. parallel | |
| 330. |
In a direct vernier, the smallest division of a vernier is |
| A. | equal to |
| B. | shorter than |
| C. | longer than |
| Answer» B. shorter than | |
| 331. |
The latitude and departure of a traverse line are both positive when the whole circle bearing of the line lies in the |
| A. | first quadrant |
| B. | second quadrant |
| C. | third quadrant |
| D. | fourth quadrant |
| Answer» A. first quadrant | |
| 332. |
An invar tape is generally used for accurate measurement of distance because it possesses |
| A. | zero |
| B. | low |
| C. | high |
| Answer» B. low | |
| 333. |
The reconnaissance surveying is carried out to determine the artificial features such as roads, railways, canals, buildings etc. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 334. |
The departure of a traverse line is obtained by multiplying its length with the tangent of its reduced bearing. |
| A. | Agree |
| B. | Disagree |
| Answer» B. Disagree | |
| 335. |
The strength of 'fix' of a plane table from three known points is poor if the instrument station is near the great circle. |
| A. | Correct |
| B. | Incorrect |
| Answer» A. Correct | |
| 336. |
A diagonal scale is used to read |
| A. | two |
| B. | three |
| C. | four |
| Answer» B. three | |
| 337. |
An imaginary line tangential to the longitudinal curve of the bubble tube at its middle point is called |
| A. | axis of telescope |
| B. | axis of level tube |
| C. | level line |
| D. | line of collimation |
| Answer» B. axis of level tube | |
| 338. |
The curve used for ideal transition curve is a |
| A. | cubic parabola |
| B. | clothoid spiral |
| C. | cubic spiral |
| D. | lemniscate |
| Answer» D. lemniscate | |
| 339. |
In high latitudes, the diurnal variation of the magnetic needle is greater. |
| A. | Agree |
| B. | Disagree |
| Answer» A. Agree | |
| 340. |
When the length of chain used in measuring distance is longer than the standard length, the error in measured distance will be |
| A. | positive error |
| B. | negative error |
| C. | compensating error |
| D. | none of these |
| Answer» B. negative error | |
| 341. |
To find the true difference of level between two points, the level should be kept |
| A. | at either of the two points |
| B. | exactly midway between the two points |
| C. | at any point on the line joining the two points |
| D. | none of the above |
| Answer» B. exactly midway between the two points | |
| 342. |
A line joining the optical centre of the object glass and the centre of the eye piece, is known as |
| A. | fundamental line |
| B. | axis of telescope |
| C. | axis of level tube |
| D. | line of collimation |
| Answer» B. axis of telescope | |
| 343. |
When R is the radius of the curve (in metres), D is the degree of curve (in degrees) and length of the chord is 30 m, then the relation between R and D is |
| A. | R = 1520/D |
| B. | R = 1720/D |
| C. | R = 4500/D |
| D. | R = 5400 / D |
| Answer» B. R = 1720/D | |
| 344. |
A compound curve consists of two arcs of equal radii bending in the same direction. |
| A. | Right |
| B. | Wrong |
| Answer» B. Wrong | |
| 345. |
The magnetic bearing of a line is S 35? 30' E and the magnetic declination is 4? 10' east. The true bearing of a line will be |
| A. | S 31? 30' E |
| B. | S 31? 30' W |
| C. | S 39? 50' E |
| D. | S 38? 50' W |
| Answer» A. S 31? 30' E | |
| 346. |
When the angular mesurements of a traverse are more precise than the linear measurements, the balancing of a traverse is done by |
| A. | transit rule |
| B. | empirical rule |
| C. | Bowditch's rule |
| D. | any one of these |
| Answer» A. transit rule | |
| 347. |
The additive constant for the tacheometer is |
| A. | f / i |
| B. | I / f |
| C. | f / d |
| D. | f + d |
| Answer» D. f + d | |
| 348. |
Which of the following statement is correct? |
| A. | The line ranger is used for fixing intermediate points on the chain lines. |
| B. | The indirect ranging is resorted to when the ends of a line are not intervisible due to high ground. |
| C. | The chainman at the forward end of the chain is called leader. |
| D. | all of the above |
| Answer» D. all of the above | |
| 349. |
The error which is not completely eliminated in reciprocal levelling, is |
| A. | error due to curvature |
| B. | error due to refraction |
| C. | error due to non-adjustment of the line of collimation |
| D. | error due to non-adjustment of bubble tube |
| Answer» B. error due to refraction | |
| 350. |
When the whole circle bearing of two lines AB and AC are 115? and 41? respectively, then the included angle BAC will be |
| A. | 41? |
| B. | 74? |
| C. | 115? |
| D. | 156? |
| Answer» B. 74? | |
| 351. |
The contour interval depends upon the |
| A. | nature of the ground |
| B. | scale of map |
| C. | purpose and extent of survey |
| D. | all of these |
| Answer» D. all of these | |
| 352. |
The difference is length between the arc and the subtended chord on the surface of the earth for a distance of 18.2 km is only |
| A. | 10 mm |
| B. | 30 mm |
| C. | 50 mm |
| D. | 100 mm |
| Answer» A. 10 mm | |
| 353. |
The image formed by the objective in the plane of cross hairs is |
| A. | real and straight |
| B. | real and inverted |
| C. | virtual and straight |
| D. | virtual and inverted |
| Answer» B. real and inverted | |
| 354. |
The vertical distance between any two consecutive contours is called |
| A. | vertical equivalent |
| B. | horizontal equivalent |
| C. | contour interval |
| D. | contour gradient |
| Answer» C. contour interval | |
| 355. |
The principle of tacheometry is used |
| A. | for locating contours |
| B. | on hydrographic surveys |
| C. | for filling in detail in topographic surveys |
| D. | all of these |
| Answer» D. all of these | |
| 356. |
The correction to be applied to each 30 m chain for a line measured along a slope of ? is |
| A. | 30 (1 - sin ?) |
| B. | 30 (1 - cos ?) |
| C. | 30 (1 - tan ?) |
| D. | 30 (1 - cot ?) |
| Answer» B. 30 (1 - cos ?) | |
| 357. |
The accuracy in laying down the perpendicular offsets and in measuring them depends upon |
| A. | scale of plotting |
| B. | length of offset |
| C. | importance of the object |
| D. | all of these |
| Answer» D. all of these | |
| 358. |
The diurnal variation of the magnetic needle is |
| A. | more |
| B. | less |
| Answer» B. less | |
| 359. |
The horizontal angle between the true meridian and a survey line is called |
| A. | magnetic bearing |
| B. | azimuth |
| C. | dip |
| D. | magnetic declination |
| Answer» B. azimuth | |
| 360. |
When the angular and linear measurements are equally precise in traversing, the balancing of a traverse is done by |
| A. | transit rule |
| B. | empirical rule |
| C. | Bowditch's rule |
| D. | any one of these |
| Answer» C. Bowditch's rule | |
| 361. |
When the measured length is less than the actual length, the error is known as |
| A. | positive error |
| B. | negative error |
| C. | compensating error |
| D. | instrumental error |
| Answer» B. negative error | |
| 362. |
A branch of surveying in which the horizontal and vertical distances of points are obtained by instrumental observations, is known as |
| A. | chain surveying |
| B. | plane table surveying |
| C. | tacheometric surveying |
| D. | hydrographic surveying |
| Answer» C. tacheometric surveying | |
| 363. |
In a well conditioned triangle, no angle should be less than |
| A. | 30? |
| B. | 40? |
| C. | 50? |
| D. | 60? |
| Answer» A. 30? | |
| 364. |
In levelling, the correction for curvature (in metres) is equal, where D = Distance from the level to the staff reading in kilometres. |
| A. | 0.00785 D2 |
| B. | 0.0785 D2 |
| C. | 0.0112 D2 |
| D. | 0.0673 D2 |
| Answer» B. 0.0785 D2 | |
| 365. |
In order to fix up the directions of the survey lines in the compass survey, the horizontal angle between the survey line and a fixed line of reference is measured. This fixed line reference is the magnetic meridian. |
| A. | True |
| B. | False |
| Answer» A. True | |
| 366. |
The distance by which the last point of the traverse falls short to coincide with the starting point is called the closing error. |
| A. | Right |
| B. | Wrong |
| Answer» A. Right | |
| 367. |
In levelling, the effect of refraction varies with the atmospheric conditions |
| A. | Yes |
| B. | No |
| Answer» A. Yes | |
| 368. |
If a chain is used at a temperature at which it was calibrated, the error in measured length is positive. |
| A. | equal to |
| B. | lower than |
| C. | higher than |
| Answer» B. lower than | |
| 369. |
In plane table surveying, field work is recorded in a field book to be plotted afterwards. |
| A. | Agree |
| B. | Disagree |
| Answer» B. Disagree | |
| 370. |
The points on a contour gradient will have the same elevation. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 371. |
The line joining the points having the same elevation above the datum surface, is called a |
| A. | contour surface |
| B. | contour line |
| C. | contour interval |
| D. | dontour gradient |
| Answer» B. contour line | |
| 372. |
The working from whole to the part is done in surveying in order to ensure that |
| A. | survey work is completed more quickly |
| B. | number of errors is minimum |
| C. | plotting is done more quickly |
| D. | errors and mistakes of one portion do not affect the remaining portion |
| Answer» D. errors and mistakes of one portion do not affect the remaining portion | |
| 373. |
The building is an example of obstacle in which chaining and vision are both obstructed. |
| A. | Correct |
| B. | Incorrect |
| Answer» A. Correct | |
| 374. |
An angle measured clockwise from the proceeding survey line to the following survey line is called |
| A. | direct angle |
| B. | vertical angle |
| C. | horizontal angle |
| D. | deflection angle |
| Answer» A. direct angle | |
| 375. |
The capacity of telescope of producing a sharp image is called its |
| A. | definition |
| B. | brightness |
| C. | sensitivity |
| D. | magnification |
| Answer» A. definition | |
| 376. |
The point on which the instrument is set up, is called station point |
| A. | True |
| B. | False |
| Answer» B. False | |
| 377. |
The bearing observed with a surveyor's compass is |
| A. | whole circle bearing |
| B. | quadrantal bearing |
| Answer» B. quadrantal bearing | |
| 378. |
A French cross-staff has a magnetic compass at the top. |
| A. | Right |
| B. | Wrong |
| Answer» B. Wrong | |
| 379. |
The method of levelling in which the heights of mountains are found by observing the temperature at which water boils is known as |
| A. | barometric levelling |
| B. | reciprocal levelling |
| C. | longitudinal levelling |
| D. | hypometry |
| Answer» D. hypometry | |
| 380. |
When the length of chain used in measuring distance is shorter than the standard length, the error in measured distance will be compensating error. |
| A. | Right |
| B. | Wrong |
| Answer» B. Wrong | |
| 381. |
A plain scale is used to read |
| A. | one dimension |
| B. | two dimensions |
| C. | three dimensions |
| D. | all of these |
| Answer» B. two dimensions | |
| 382. |
The surveying used to determine additional details such as boundaries of fields, is called |
| A. | city surveying |
| B. | location surveying |
| C. | cadastral surveying |
| D. | topographical surveying |
| Answer» C. cadastral surveying | |
| 383. |
The area of any irregular figure can be calculated accurately with the help of a planimeter. |
| A. | True |
| B. | False |
| Answer» A. True | |
| 384. |
The shift of a curve is |
| A. | equal to |
| B. | one-half |
| C. | one-third |
| D. | one-fourth |
| Answer» D. one-fourth | |
| 385. |
The method of measuring distance by pacing is chiefly used in |
| A. | reconnaissance surveys |
| B. | preliminary surveys |
| C. | location surveys |
| D. | all of these |
| Answer» A. reconnaissance surveys | |
| 386. |
In locating the details of an object whose direct measurement is not possible due to some obstruction, the method used is |
| A. | by angles and distances from the same station |
| B. | by angle from one station and distance from the other station |
| C. | by distance from two different stations |
| D. | by angles from two different stations |
| Answer» B. by angle from one station and distance from the other station | |
| 387. |
The collimation method for obtaining the reduced levels of points does not provide a check on |
| A. | fore sights |
| B. | back sights |
| C. | change points |
| D. | intermediate sights |
| Answer» D. intermediate sights | |
| 388. |
In a whole circle bearing system, S 25? 15' E corresponds to |
| A. | 115? 15' |
| B. | 154? 45' |
| C. | 205? 15' |
| D. | 334? 45' |
| Answer» B. 154? 45' | |
| 389. |
The representative fraction of the scale is the ratio of the distance on the map or drawing to the corresponding distance on the ground |
| A. | Yes |
| B. | No |
| Answer» A. Yes | |
| 390. |
The deflection angle for any chord is equal to the deflection angle for the proceeding chord minus the tangential angle for that chord. |
| A. | Yes |
| B. | No |
| Answer» B. No | |
| 391. |
It is required to find the difference in elevation between two points A and B. During levelling, it is found that the staff reading at B is more than the staff reading at A. It indicates that the point A is |
| A. | higher than |
| B. | lower than |
| Answer» A. higher than | |
| 392. |
The obstacle, which obstructs chaining but not vision, is a |
| A. | river |
| B. | hill |
| C. | rising ground |
| D. | all of these |
| Answer» A. river | |
| 393. |
When 1 cm on a map represents 10 m on the ground, the representative fraction of the scale is |
| A. | 1?10 |
| B. | 1?100 |
| C. | 1?1000 |
| D. | 1?10000 |
| Answer» C. 1?1000 | |
| 394. |
The angle between the reflecting surfaces of a prism square is |
| A. | 30? |
| B. | 45? |
| C. | 60? |
| D. | 75? |
| Answer» B. 45? | |
| 395. |
The vertical distance above or below the datum is called |
| A. | reduced level of the point |
| B. | elevation of the point |
| C. | height of the instrument |
| D. | either (a) or (b) |
| Answer» D. either (a) or (b) | |
| 396. |
For setting out an offset at an angle of 45?, |
| A. | open |
| B. | french |
| C. | adjustable |
| Answer» B. french | |
| 397. |
When the effect of curvature is taken into account in levelling, the true staff reading is obtained by |
| A. | adding |
| B. | subtracting |
| Answer» B. subtracting | |
| 398. |
In the surveying telescope, diaphragm is held |
| A. | inside the eye piece |
| B. | inside the objective |
| C. | nearer to the eye piece |
| D. | nearer to the objective |
| Answer» C. nearer to the eye piece | |
| 399. |
A base line in a chain survey |
| A. | checks the accuracy of the framework |
| B. | enables the surveyor to locate the interior details which are far away from the main chain lines |
| C. | fixes up the directions of all other lines |
| D. | all of the above |
| Answer» C. fixes up the directions of all other lines | |
| 400. |
The method of surveying used for dtermining the relative height of points on the surface of the earth is called |
| A. | levelling |
| B. | simple levelling |
| C. | longitudinal levelling |
| D. | differential levelling |
| Answer» A. levelling | |
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