Technical Drawing - Exam Papers - Ordinary - 1999 - Paper 1

Question 3

Fig. 3 shows the plan and elevation of a cylinder A with a point P on its surface. Also shown is the plan of a right cone B with an altitude of 55 mm. Both solids rest on the horizontal plane.

(a) Draw the plan and elevation of both solids.
(b) Draw the plan and elevation of a sphere which shall rest on the horizontal plane and be in contact with the cylinder at point P.
(c) Draw the plan and elevation of another sphere in the position C, resting on the horizontal plane, having a diameter of 40 mm and which shall he in contact with the cylinder A and the cone B.