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Q1— Section header —
1.1Indicate whether the following statements are TRUE or FALSE. Choose the answer and write only 'True' or 'False' next to the question number (1.1.1
1.1.7\ the ANSWER BOOK. Correct the statement if it is FALSE.
1.1.1Chronological filing is done by grouping cards in consecutive number order.
1.1.2The advantage of an electronic filing system is to save space and time.
1.1.3The receptionist in an automotive repair workshop mu st be bilingual, and assertive and not listen to client complaints
1.1.4Floor space regulations state that no employer shall allow any staff to work in a room that is less than 3 m in height.
1.1.5Always ensure that splash guards are removed from machine where lubricants are required before it is switched on
1.1.6Change rooms shall be well light , ventilated and in good and clean condition at all times to ensure th at a high standard of health and safety is maintained
1.1.7The employer shall provide personal protective equipment free of charge to all the workers to reduce the risk of injury to employers (10\
1.2List FIVE factors that should be consider ed when budgeting for new workshop equipment (5\
1.3Explain TWO types of oil flow that occurs in a torque converter during operation (2\
1.4Name the THREE main components of a torque converter (3\
1.5State TWO advantages of the tra nsistor ignition system with contact breaker points. (2\
1.6State THREE advantages of the transistor ignition system without contact breaker points. (3\ [25] 1104067325
Q2— Section header —
2.1At what pressure does a low pressure fuel injection system operate? (2\
2.2Describe in detail how a time measured fuel injection operates. (8\
2.3Explain the function of the following components in an automatic gearbox:
2.3.1Valve body (2\
2.3.2Oil pump (2\
2.4Draw a neat sectional picyclic gear set clearly illustrating and labelling the following components:
2.4.1The Annulus (2\
2.4.2Planetary Gears (2\
2.4.3Planetary Carrier (2\
2.4.4Sun Gear (2\
2.5What is the function of the crankshaft in an internal combustion engine (1\
2.6Identify and explain TWO causes of low volumetric efficiency in an engine. [25]25
Q3— Section header —
3.1List FIVE checks that a mechanic must do before servicing the power steering system on a vehicle (5\
3.2State the Function of the power piston found in a gear type power assisted steering. (3\
3.3State TWO disadvantages of power steering system (2\
3.4Explain the differences between the Single Spe ed Double Reduction Final Drive and the Two Speed Do uble Reduction Final D rive
3.5Name TWO differences between tandem drive and four wheel drive
3.6Explain why some vehicles are equipped with DIFFERENTIAL LOCKS (5\ [25] 1104067325
Q4— Section header —
4.1The air standard efficiency of an engine is 61%. Calculate the compression ratio. (5\
4.2The cylinder diameter and stroke length of an engine with a compression ratio of 7,4:1 is respectively 70 mm and 83 mm. Calculate the volume of the combustion chamber in cubic centimetres. (6\
4.3.1State THREE advantage of the head engine. (3\
4.3State TWO advantages head engine
4.5What is the function of the part labelled B in Figure 1 above. (2\ [25] TOTAL: 10025
4.4Study Figure 1 below and label the parts of the valve arrangement. Write only the answer next to the letter (A G\n the A SWER BOOK. (7\