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You Are On Multi Choice Question Bank SET 588

29401. If the area calculated form the plan plotted with measurements by an erroneous chain, accurate area of the plan is





29402. 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





29403. The systematic errors which persist and have regular effects in the performance of a survey operation, are due to





29404. It θ is the probable error of an observed bearing of a line of length l, the error over the whole length of the traverse of n lines of length l is





29405. The best method of interpolation of contours, is by





29406. Pick up the correct specification of Ramsden eyepiece from the following :






29407. The conventional sign shown in below figure represents a





29408. Deviation of the actual road gradient from the proposed contou'r gradient up hill side, involves





29409. Measuring with a 30 m chain, 0.01 m too short, introduces





29410. Setting out a curve by two theodolite method, involves





29411. When the bubble of the level tube of a level, remains central





29412. We agree -----------most things





29413. The area of a plane triangle ABC, having its base AC and perpendicular height h, is






29414. The vertical angle between longitudinal axis of a freely suspended magnetic needle and a horizontal line at its pivot, is known





29415. A relatively fixed point of known elevation above datum, is called





29416. Cross hairs in surveying telescopes, are fitted





29417. Metric chains are generally available in





29418. On a diagonal scale, it is possible to read up to





29419. Plotting of inaccessible points on a plane table, is done by





29420. 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






29421. Probable systematic error in precise levelling as recommended by International Geodetic Association should not exceed (where k is in kilometers.)





29422. The curve composed of two arcs of different radii having their centres on the opposite side of the curve, is known





29423. The ratio of the angles subtended at the eye, by the virtual image and the object, is known as telescope's





29424. The bubble tube is nearly filled with





29425. Simpson's rule for calculating areas states that the area enclosed by a curvilinear figure divided into an even number of strips of equal width, is equal to






29426. In a constant level tube, size of the bubble remains constant because upper wall is





29427. Prismatic compass is considered more accurate than a surveyor's compass, because






29428. In reciprocal levelling, the error which is not completely eliminated, is due to




29429. In tacheometrical observations, vertical staff holding is generally preferred to normal staffing, due to





29430. Removal of parallax, may be achieved by focussing





29431. Put the adjectives in right order.The house was-----building





29432. The direction of steepest slope on a contour, is





29433. Back bearing of a line is equal to





29434. In an internal focusing telescope





29435. The longitudinal section of the surface of bubble tube is





29436. Imaginary line passing through points having equal magnetic declination is termed as





29437. In case of reduction of levels by the height of instrument method,





29438. A theodolite is said to be in perfect adjustment if





29439. While rotating the theodolite in the horizontal plane, the bubble of the bubble tube takes up the same position in its tube, it indicates





29440. The main plate of a transit is divided into 1080 equal divisions. 60 divisions of the vernier coincide exactly with 59 divisions of the main plate. The transit can read angles accurate upto






29441. Choose the correct plural form of ‘Basis’





29442. A traverse deflection angle is





29443. While measuring a chain line between two stations A and B intervened by a raised ground





29444. The Random errors tend to accumulate proportionally to





29445. The true meridian of a place is the line in which earth's surface is intersected by a plane through





29446. The least count of a vernier scale is





29447. Which one of the following procedures for getting accurate orientation is the most distinctive feature of the art of plane tabling





29448. A clinometer is used for





29449. Diurnal variation of magnetic declination is





29450. The 'fix' of a plane table from three known points, is good, if





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