10-49.Moving a transit onto the straightline between two points by atrial-and-error method is referredto by which of the followingterms ?1.Bucking in only2.Jiggling in only3.Wiggling in only4.Bucking in, jiggling in,wiggling in, and balancing inIN ANSWERING QUESTION 10-50, REFER TOFIGURE 13-19C IN YOUR TEXTBOOK.10-50.If deflection angles a and /3 are 4and 6 minutes, respectively, anddistance a equals 4 feet, how farshould you set up the instrumentfrom B’ so that it is exactly inline with points A and C?1.1.1.0 ft2.1.4 ft3.1.6 ft4.2.4 ft10-51.For which of the followingsituations should the random linemethod be used?1.To run a line betweennonintervisible end pointsfrom an intermediate pointfrom which both end points arevisible2.To run a line betweennonintervisible end pointswhen there is no intermediatepoint from which both endpoints are visible3.To establish intermediatestations betweennonintervisible end points4.Both 2 and 3 above10-52.What tying-in method should youuse when locating theconfiguration of an irregularshoreline from a traverse line?1.Swing offsets2.Random lines3.Range ties4.Perpendicular offsets10-53.What meaning is generally given tothe term “setting a point”?1.Establishing a point at adesignated location2.Relocating control points thathave been destroyed3.Locating reference lines for adisplaced station4.Setting the instrument upon adesignated point10-54.You can tie-in a point or set apoint to two stations on atraverse by taking which of thefollowing measurements?1.Its angle and distance fromone station2.Two of its angles, one fromeach station3.Its distance from one stationand its angle from the otherstation4.Each of the above10-55.Two 50-foot tapes can be used toset a point that is designated bya distance from each of twotraverse stations, provided thatwhich of the following conditionsexists?The ground is absolutely level2.The point is not more than 50feet from either station3.The tapes are marked off inhundredths of a foot4.A rough survey is being made10-56.You are setting a point at givendistances from two stations on atraverse.Both distances arelonger than your tapes.You couldset this point by using which ofthe following methods?1.Running the tapes out fromboth traverse stations andcrossing them at the properpoint2.Using a transit and range poleto shoot to the new point3.Using a transit, rod, and tapeto lay off the appropriatedistance to the point4.Solving for one of theinterior angles of thetriangle and then using atransit, rod, and tape to layoff the appropriate distanceto the point10-57.Surveyors use straddlers for whichof the following purposes?1.To relocate control pointsthat have been destroyed2.To tie in a new traverse withreference to its angle to anold survey line3.To tie in a point withreference to its angle fromtwo stations4.To locate the reference linesfor a displaced station72
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