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Workshop AT L5

This document is an examination paper for Automotive Engineering Level 5 at Nyandarua National Polytechnic, scheduled for July 2025. It consists of two sections, with Section A requiring candidates to answer all questions related to workshop technology principles and Section B allowing candidates to choose three questions on various topics such as surface finishing methods and lathe machine operations. The exam covers a range of practical and theoretical aspects of automotive engineering, including tools, techniques, and maintenance practices.

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191 views3 pages

Workshop AT L5

This document is an examination paper for Automotive Engineering Level 5 at Nyandarua National Polytechnic, scheduled for July 2025. It consists of two sections, with Section A requiring candidates to answer all questions related to workshop technology principles and Section B allowing candidates to choose three questions on various topics such as surface finishing methods and lathe machine operations. The exam covers a range of practical and theoretical aspects of automotive engineering, including tools, techniques, and maintenance practices.

Uploaded by

Raison sangura soita
Copyright
© © All Rights Reserved
We take content rights seriously. If you suspect this is your content, claim it here.
Available Formats
Download as DOCX, PDF, TXT or read online on Scribd
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071605T4AUT

AUTOMOTIVE ENGINEERING LEVEL 5

ENG/OS/AUT/CC/4/05/A

APPLY WORKSHOP TECHNOLOGY PRINCIPLES

SUMMUTIVE EXAM

JULY, 2025

NYANDARUA NATIONAL POLYTECHNIC

WRITTEN ASSESSMENT

AT L5 25J

TIME: 3HOURS

INSTRUCTIONS TO CANDIDATES

This paper consists of two sections; section A and Section B.

Answer ALL questions in Section A

Maximum marks for each part of a question are as shown.

Candidates should answer the questions in English


SECTION A: (40 MARKS)

(ATTEMPT ALL QUESTIONS IN THIS SECTION)

1. Outline any four marking out tools used by an auto mechanic. (4 Marks)

2. Explain the difference between draw filing and cross-filing using sketches. (6 Marks)

3. Sketch a hacksaw and name its parts. (5 Marks)

4. Identify any three finishing operations that can be performed on a metallic work piece.

(3 Marks)

5. State any four waste disposal methods. (4 Marks)

6. State any four housekeeping practices carried out in an automotive workshop. (4 Marks)

7. Outline any four maintenance practices on mechanical vices. (4 Marks)

8. Explain the function of a surface gauge using examples (2Marks)

9. List examples of different types of technical drawings. (3marks)

10. Explain the factors that influence the selection of hand tools for specific tasks in a workshop
environment. (5 marks)

11. Discuss the various uses of cutting fluids or lubricants in machining operations. (5 marks)

12. List 3 types of marking tools in the manufacturing process. (3marks)

13. State 5 types of welding joints (5 marks)

SECTION B (60 MARKS)

ANSWER ANY THREE QUESTIONS IN THIS SECTION

12. (a) Discuss 5 surface finishing methods and their applications globally. (10marks )

(b)Referring to question 12a above. Explain the criteria for selecting the above surface finishing
methods. (10marks)

13. (a) What is a lathe machine? (2 marks)

(b) Discuss 6 operations of the lathe machine. (12 marks)

(c) List 6 types of milling machines. (6 marks)


14. (a) Give examples of work holding devices and their application in the machining process.

(10marks)

(b)Explain the process of drilling using a hand drilling machine. (10 marks)

15.(a) Identify 5 common inspection tools used across different industries. (10 marks)

(b). Discuss the criteria used to select inspection tools. (10 marks)

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