PROJECTION OF PLANES_021

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Q7:A semicircular plate of 80mm diameter has its straight edge in the VP and inclined at 45 to HP.The surface of the plate makes an angle of 30 with the VP. Draw its projections. X Y 1’ 2’ 3’ 4’ 5’ 6’ 7’ 17 26 35 4 30 º 17 26 35 4 1 1 ’ 2 1 ’ 3 1 ’ 4 1 ’ 5 1 ’ 6 1 ’ 7 1 ’ 1 1 ’ 2 1 ’ 3 1 ’ 4 1 ’ 5 1 ’ 6 1 ’ 7 1 ’ 45 º 1 1 2 1 3 1 4 1 5 1 6 1 7 1 Ø 80 Plane in the V.P. with straight edge ┴ to H.P Plane inclined at 30 º to the V.P. and straight edge in the H.P. St. edge in V.P . and inclined at 45º to the H.P. Read problem and answer following questions 1. Surface inclined to which plane?______ 2. Assumption for initial position? plane // to ____ 3. So which view will show True shape? _______ 4. Which side will be vertical? ___________ Hence begin with __,draw hexagon ______ X-Y line, taking one side vertical. DESIGNED BY : AKASH SOOD M.I.T.M. (GWL.)

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