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GE 2111 : Engineering Graphics :: Unit III - Projection ofSolids

1. A pentagonal prism of base side 20mm and axis length 45mm is resting on HP on one of its

base. Draw the projections when i) One of its Rec. face perpendicular to VP ii) Rec Face < at

300 to VP.

2. A hexagonal pyramid of base side 20mm and axis length 45mm is resting on HP on its base

with two of its base sides parallel to VP. Draw its projections.

3. A Hexagonal prism of base side 20mm and axis length 45mm has its axis perpendicular to VP.

Draw the projections When i) Rest on HP on one of its rectangular faces. ii) Rest on HP on

one of its Longer edges with face containing the longer edge inclined at 300 to HP. .

4. A cone of base diameter 50mm and axis length 60mm is resting on HP on a point on the

circumference of the base with its axis perpendicular to VP. Draw the projections when base is

20mm in front of VP.

5. A tetrahedron of side 50mm is resting on HP on one of its face. Draw its projections when i)

Base edge perpendicular to VP. ii) Base edge parallel to VP

6. A pentagonal prism of base side 20mm and axis length 45mm is resting on HP on one of its

rectangular faces with its axis parallel to both HP & VP. Draw its projections.7. A hexagonal pyramid of base side 30mm and axis length 60mm is resting on HP on one of its

base corners with the base side containing the corner equally inclined to HP and its axis is

parallel to both HP & VP.

8. A pentagonal prism of base side 30mm & axis 60mm is resting on HP on one of its basecorners with its axis inclined at 400 to HP and parallel to VP. Draw its projections when base

side containing the resting corner are equally inclined to HP .( Change of position Method )

9. A Hexagonal pyramid of base side 30mm & axis 60mm is resting on HP on one of its basesides with its (triangular) face inclined at 00 to HP and parallel to VP. Draw its projections

10. A cylinder of diameter 50mm and axis 70mm is resting on HP on a point on the circumference

of the base with its base inclined at 400 to HP and parallel to VP. Draw the projections.

11. A pentagonal prism of base side 30mm and axis 60mm is resting on HP on one of its

rectangular face with its axis is at 400 to VP . Draw the projections.

12. A square prism of side 30mm and axis 60mm is resting on HP on one of its longer edges with

its axis inclined at 350 to VP . One of its faces containing the resting longer edge is inclined at

250 to HP. Draw the projections.

13. A cone of base dia 50mm & axis 60mm is resting on VP on a point on the circumference of the

base with its axis inclined at 400 to VP and parallel to HP. Draw the projections.

14. A pentagonal pyramid side of base 30mm & altitude 60mm rests on one of its edges of the

base in HP, the base being lifted until the highest corner in it is 40mm above HP. Draw theprojections. when the edge on which it rests is made perpendicular to VP.

15. Draw the projections of a cone of diameter 50mm and altitude 60mm rests on the HP with itsapex such that the nearest base circle point is 20mm above HP and the axis is parallel to VP.

16. A Hexagonal pyramid of base side 30mm & axis 60mm is resting on HP on one of its baseedges with the face containing the resting edge perpendicular to both HP & VP. Draw the

projections.

Note: The Slant edge is vertical..

7/30/2019 III Solids

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GE 2111 : Engineering Graphics :: Unit III - Projection ofSolids

17. A pentagonal pyramid of base side 30mm & axis 60mm is resting on VP on one of its

triangular faces with its axis parallel to HP.DTP.

Note :* Cone is resting on VP on one of its Generators

* Hex pyramid rest on VP on its slant edge

18. Draw the projections of the cube of 40mm edge resting on the HP on one of its corners with asolid diagonal is vertical.

19. A pentagonal pyramid of base side 35mm & axis 70mm is freely suspended by means of astring from one of its base corners with its axis parallel to VP. Draw the projections.

* For Pyramid, cone CG = g = h/4=70/4=17.5 (From the base)

* For Prisms, cylinder CG = g = h/2

Summary :

Problem 1 to 5 : Axis Perpendicular to HP or VP

Problem 6 to 7 : Axis Parallel to Both HP & VPProblem 8 to 10 : Axis Inclined to HP

Problem 11 to 13 : Axis Inclined to VPProblem 14 to 19 : Special Cases (axis position not given)