Class 11 - Engineering Graphics - PA1
ST. COLUMBA’S SCHOOL
Ashok Place, N. Delhi – 110001
PA 1, August 2021
Engineering Graphics
Class XI
Time: 1 hr MM
: 40
Instructions
1. Attempt all
questions.
2. All
dimensions are in mm.
3. Follow the
SP: 46-1988 codes (with first angle projections)
4. Use both
sides of the drawing sheet, if required.
5. Missing or
mismatching dimensions, if any, may be suitably assumed
6.
Diagrams are not to scale. Follow the dimensions only.
7.
Draw neat projections/ views.
Q1. Draw angles
of 360, 720 and 1080. (8)
Q2. Divide a line segment AB in the ratio of 1:4. (5)
Q3. Divide a line segment in the ration 4:5. (5)
Q4. Draw an External Common Tangent to two circles of diameters
30 mm and 50 mm
having their centres 80 mm apart (8)
Q5. Make a PENTAGON of side 30 mm inside another PENTAGON of side 50 mm. (7)
OR
Q5. A line AB 40 mm long makes an angle of 300
with the HP and its top view makes
an angle
450 with the VP. Draw the projections of the line (7)
Q6. Make a HEXAGON of side 50 mm outside another HEXAGON of side30 mm. (7)
OR
Q6. A Square of side 30 mm having two of its sides parallel
to the VP has
its
surface inclined at 300 to the HP. Draw its top view and front
view. (7)
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