waecE-LEARNING
Home
Technical
Mathematics
Languages
Science
Social Science
Art
Literature Arabic Islamic Studies C.R.K History MusicVisual Art Clothing/Textile Home Management Shorthand
 
Auto Mechanics Paper 2, May/June2007  
Questions: 1 2 3 4 5 Main

General Comments
Weakness/Remedies
Strength

 

 


 

 

 

 

 

 

 

 

 

 





Question 4

(a)(i)Name the three pedals usually fitted to a vehicle with manual transmission.
(ii)State the purpose of each of the pedals.

(b) State the functions of any two parts in the instrument panel.

_____________________________________________________________________________________________________
Observation

This is a question on transmission system of a motor vehicle. A good percentage of the candidates who attempted the question performed well.

The expected response are as follows:

(a)(i) The three pedals are:
Clutch, Accelerator and Brake.

(ii)The purpose of each pedal

The clutch pedal permits easy disengagement and engagement of the clutch.
The accelerator pedal controls the inflow of charge from the carburetor to the engine.
The brake pedal enables the brakes to stop the vehicle completely from moving or reduce the rate of movement as the driver wishes.

(b)The instrument panel has oil pressure gauge, voltmeter, speedometer, tachometer (rev counter), fuel gauge, clock, temperature gauge, flusher indicator, hand brake indicator etc.

Functions:

(i)Oil gauge indicates whether the oil pressure in the system is low or high
(ii)Voltmeter shows the charging of the battery or otherwise.
(iii)Speedometer shows the speed of the vehicle.
(iv)Tachometer (rev counter) indicated the speed of the engine.
(v)Fuel gauge shows the quantity of fuel in the tank.
(vi)Clock indicates the time.
(vii)Temperature gauge shows the hotness or coldness (temperature) of the engine.
(viii)Flasher indicator shows the turning direction of the vehicle.
(ix)Handbrake indicator indicates that the handbrake is not fully returned to its off position.

Powered by Sidmach Technologies(Nigeria) Limited .
Copyright © 2008 The West African Examinations Council. All rights reserved.