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					                                                                              V J E CC E N T R A T I B R A R Y
                                                                                                 L
                                                                                      CHEMPERT



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                  First and SecondSemester  B.Tech.Engrneering(New Scheme)
                                 DegreeExamination, MaY 2008
                         Ef{ 2K106 (B) : ENGINEERING GRAPHICS (B)
                                                                                                          Max. Marks: 100
Time : 3 Hours

            Instructions : l)                     Retain the construction lines'
                           2)                     Neatness ca'rries weig'htage'
                           3)                     Assumesuitoble missing dimensionsin drawings if needed.
                           4)                     Answer all questions.
                           5)                     AA questionscarry eqnl ntarks
                                                                    TheendB is 55 mm
    1. a) A line hasits endA, 15mm from FIPand10mm from VP.
                                                                              the end
           from IIp and the line is inclined at 300to t{P. The distancebetween
                                                                                length
           projectors 50 mm.Draw theprojections the line.Determine true
                      is                             of                  the
       '
           of theline andits inclinationwithVP'
                         OR
        b) A pentagonal   platewith edgeof,30 ilrm lengthis,resting IIP-on :n" of its
                                                                    on
            edges. This edgeis inclinedto VP at 45" andtheplatesurface makes angle
                                                                             30"
      , wiht FIP.   Draw its Projections'
                                                                        of the square
    z. a) A cubeof 30 mm siderestsone of its edgeon IIP suchthat one
                                                                        which it rests
          facescontainingthatedgeis inclined at 30" to I{P andtheedgeon
          beinginclinedat 60' to thevP. Draw its projections.
                         OR
                                                                      with one of its
       b) A coneof base80 mm diameterandheight 100 illm is lying
                                                                                of 40o
          generators IIp andthe axisappea$to beinclinedto theVP at anangle
                      on
                                                                         method.
          in the top view Draw its top *Afront viewsby the auxiliaryplane
t
i
           'a)                                                                   is resting
    3.         A right circular cone,60 mm of basediameterand80 rnm in altitude
                                                                            its generators
               with its baseon Hp and it is cut 6y a planeparallelto one of
               bisectingth9 axis.Draw the tnre shape section.
                                                    of         Namethe cuwe obtained'
                             OR
            b) A verticalsquare  prismbase mm side,is completely
                                          50                      penetrated ahorizonta
                                                                            by
               square                                                  eachother at righ
                       prism base35 mrn side so that their axesintersect
                                                                            VP. Draw tht
               angles.The faces of the two prisms are equally inclined to
               projections the prismsshowirg the linesof intersection-
                           of
                                                                                          I
M 14s68
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4. a) Draw the development thecylindershownin Fig. 1
                         of




                                      Fig. I
                   OR
   b) A square hole of 21mmsides to be connected a coaxialrectangular of
                                    is             to                hole
                                                                 edgesof the
      60 mm and 30 mm sides.The two holesare 60 mm apart.TWo
      square holeareequallyinclinedto VP whereas longeredge therectangular
                                                 the         of
                                                           piece.
      troteis parallelto Vp. Draw the development connecting
                                                of
                                                                 the fmstnrm of a
 5. a) A cone of base20 mm dia:neterand height 30 mm restson
       hexagonal  pyramidbase25 rrrnside, top face 15 mm sideandheight25 rnm
                                                                      arrangement'
       suchthat their axescoincide.Draw the isomefiicprojectionof the
                    OR
    b) A hexagonal  pyrarnidof sides base25 mm andheight40 rnmrestson its base
                                     of
                                                                              station
       on ground with one of its baseedgestouchingthe picture plane.The
                                                                                of the
       point is 60 mm infront of thepictureplane,50 rnm to theright of the axis
       pyrumia and 60 mm abovethe ground.Draw the perspective
                                      v                            pqojection
                                            '                                (5x20=100)
       of the pyramid.

				
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