MVM level one code 002

 

MINISTRY OF HEALTH, COMMUNITY DEVELOPMENT, GENDER, SENIOR AND CHILDREN.

                                   

                                                BIGWA FOLK DEVELOPMENT COLLEGE

MOTOR VEHICLE MECHANICS LEVEL ONE

             ASWER ALL QUESTIONS TIME 2:HOURS

Define the following terms used as motor vehicle mechanics

Brake

Tyres rotation

ABS( Anti-lock brake system)

Wheel bearing

Brake failure 

Differentiate between tubed  tyre and tubeless tyre (list two)

List five common things that can influence to decrease of tyre life

(a) list two methods of wheel balance

(b) What are meaning of the following mark used in tyres 175 sl 14 radial and psi /bar

       5.  List five properties of hydraulic brake fluid

6. (a) differentiate between parking brake and transmission brake

      (b) What are meaning of DONT4 used in hydraulic brake fluid 

7. (a) list five kinds of brake system

     (b) Differentiate between drum brake and disc brake

8. What function the following terms in the brake system 

      (i) Master cylinder               (ii) wheel cylinder (iii)              brake pressure control valve 

       (iv) brake shoe                       (v) brake switch

9. (a) define resistance

     (b) What is ohms law?

   (c) Instrument used to measure resistance is knows____________________________

   (d) instrument used to measure voltage is knows ______________________________

(e)  define electrical current

10. the current has a voltage is 80v and the resistance is 40Ω. Find the current