*22205* 11819 3 Hours / 70 Marks Seat No.€¦ · b) i) Define the term magnetic declination and...
Transcript of *22205* 11819 3 Hours / 70 Marks Seat No.€¦ · b) i) Define the term magnetic declination and...
P.T.O.
Instructions : (1) All questions are compulsory. (2) Answer each next main question on a new page. (3) Illustrate your answers with neat sketches wherever necessary. (4) Figures to the right indicate full marks. (5) Assume suitable data, if necessary. (6) Use of Non-programmable Electronic Pocket Calculator is
permissible.
Marks
1. Attempt any five of the following : (5×2=10)
a) Statetheclassificationofsurveybasedonobjectofsurvey.
b) Definerepresentativefractionofscale.
c) Listdifferenttypesoftapesbasedonmaterialofwhichtheyaremade.
d) Listthetypesofmeridian.
e) Definetheterm“lineofsight”.
f) Definetheterms“contour”and“contourline”.
g) Listcomponentpartsofadigitalplanimeter.
2. Attempt any three of the following : (3×4=12)
a) Explaintheprinciplesofsurveying.
b) Convertthefollowingbearingsintorelevantbearings: i) 138°15′ ii) 309°30′ iii) N42°E iv) S17°25′W
c) Explainthetemporaryadjustmentsofprismaticcompass.
d) Definethefollowingterms: i) Levelline ii) Benchmark
iii) Changepoint iv) Profilelevelling.
222053 Hours / 70 Marks SeatNo.
*22205*
11819
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Marks 3. Attempt any three of the following : (3×4=12) a) Drawconventionalsymbolsfor: i) Cutting ii) Dam iii) Electriclinewithpole iv) Forest b) Explaingraphicalmethodofadjustmentofclosingerrorofatraverse. c) DistinguishbetweenHIandriseandfallmethod. d) Listthesourcesoferrorsinlevellingandexplainanyoneindetail.
4. Attempt any three of the following : (3×4=12) a) Explaintypesofbenchmarks. b) Stateanyeightcomponentpartswithitsfunctionsofdumpylevel. c) Statethemethodsofcontouringandexplainanyoneindetail. d) Describetheprocedureformeasuringtheareausingdigitalplanimeter. e) Explaintheprocedureofcomputingthevolumeofreservoirfromanycontourmap.
5. Attempt any two of the following : (2×6=12) a) PlotthegivencrossstaffsurveyofthefieldPQRSTUPgivenFig.1andcalculateitsarea
insq.m.
(Fig.1)
b) i) Definethetermmagneticdeclinationanddeepoftheneedle. ii) Calculatethemagneticdeclinationatapointifthetruebearingis358°0′andmagnetic
bearingis1°30′. c) Thefollowingreadingswereobservedwithadumpylevel. 1.265,2.345,2.420,3.625,0.365,3.255,1.265,2.380and3.215. Theinstrumentwasshiftedafterfourthandsixthreadingsandthefirststaffreadingwas
takenonBMofRL335.435m.Preparethelevelpageoffieldbook,enterthereadingsandcalculatethereducedlevelsofallthepointsbyHImethod.Alsoapplyusualarithmeticchecks.
P 0
U28
T40
20Q 36
R
30 50 75 90 120 S
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6. Attempt any two of the following : (2×6=12)
a) FollowingbearingswereobservedforthetraverseABCDEA.Detectthelocalattractionat the stations and correct the bearings of remaining lines.Also calculate includedangles.
Line FB BBAB 68°15′ 248°15′BC 148°45′ 326°15′CD 224°30′ 46°0′DE 217°15′ 38°15′EA 327°45′ 147°45′
b) Calculatethemissingreadingsandapplyarithmeticalchecksalso.
Station BS IS FS Rise Fall RL Remark
1 3.125 × B.M.12 × × 1.325 125.005 CP13 2.320 0.055 ×4 1.920 × 125.3505 × 2.655 × 124.615 CP26 1.620 3.205 2.165 × CP37 3.625 × 122.4508 × 2.145 122.590 B.M.2
c) PointsPandQaretwogroundpointsatadistanceof10m,withtheirreducedlevels45.490and48.430mrespectively.Interpolatethecontoursof46,47and48mbetweenpointsPandQ.
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