Surveying, Question Paper of Civil Engineering 4th Semester, Download Question Paper 5

Roll No­­­­­­­­­_________

SURVEYING

4^th Exam /Civil/5163/May’06

                                                             

Duration 3 Hrs.

Section –A

1.     Fill in the blanks:

a.     The main object of surveying is to obtain ________ of the area to be surveyed.

b.     In metric chain, one metre length is divided into _____ links

c.      The angle between two mirrors of an optical square is equal to ______

d.     The least count of a prismatic compass is _____

e.      When the bubble is in the centre of bubble tube, the bubble line is __

Select the correct answer

f.       For accurate measurement of distance _____ is used(chain, inner tape, metallic tape)

g.     ______ can be used for taking short offset (ranging rod, offset rod, both)

h.     Compass survey is suitable where ______ is the main consideration (accuracy, speed)

i.       _______ is the most important line in survey (base line, check line, tie line)

j.       A micrometer screw is provided in ___ level (dumpy, IOP)

State true or false :

k.     Error due to incorrect length of chain is cumulative

l.       The offset should be as long as possible.

m.  The whole circle bearing of a line is S 45˚ E.

n.     The survey or ‘s compass can be sued without fixing    it on a tripod stand.

o.     On leveling, station is a point where staff is held.

Section –B

2.       

a.     Write short answers for live of the following.

b.     Classification of survey based on instrument.

c.      Cross staffs

d.     Adjustment of chain

e.      Local attraction

f.       Traversing with a compass

g.     Leveling staff

h.     Purpose of leveling

Section –C

3.     Answer any three

a.      

                                                             i.      Name the duties of a survey or . explain briefly

                                                           ii.      A 100 m tape is hold 2 m out of line. What is the true length

b.       

                                                             i.      Which type of area is best suited for chain survey ? give reasons.

                                                           ii.      A chain line ABC crosses a river , B and C being near and distant banks respectively. A line BD of length 100 m is set out at right angles to chain line at B. if the bearing of BD and DC are = 87˚15 and 62˚15 respectively , find the width of river

c.        

                                                             i.      Find the value of magnetic declination if the magnetic bearing of the sun at noon is 354˚.

                                                           ii.      Draw a neat sketch of a prismatic compass naming it various parts.

d.       

                                                             i.      Describe the temporary adjustment dumpy level.

                                                           ii.      Describe in short  ‘ rise and Fall’ method of leveling.