Mechanical Drawing and Design N5 November Past Papers and Memos

1. Q1 Power TransmissionA solid shaft is 30 mm in diameter and 400 mm long. A torsional deflection of 2° is noted 13 marks
2. Q2 Steam Engine2.1 A steam engine cylinder has a diameter of 620 mm. 20 bolts are used to bolt 20 marks
3. Q3 Belt DrivesThe following data refer to a flat belt drive: 16 marks
4. Q4 Rivetted JointTwo steel plates are joined by a dou-blriveeted lap joint, using snap head rivets of 17 marks
5. Q5 Flange CouplingThe following information is given for a flange coupling that is used between an internal 23 marks
6. Q6 Knuckle JointThe following applies to a knuckle joint that was used as joint mechanism: 11 marks

Instructions to candidates

1. Answer all the questions.
2. Read all the questions carefully.
3. Number the answers according to the numbering system used in this question paper.
4. A correct answer is worth only one mark. Show all the steps to achieve as many marks as possible. (An incorrect answer which must be carried forward will receive fair consideration.)
5. Sketches must be made FREEHAND and in good proportion in the ANSWER BOOK.
6. Write neatly and legibly. (8090075) -3-