logo

CuriousTab

CuriousTab

Discussion


Home Mechanical Engineering Automobile Engineering Comments

  • Question
  • If the air-fuel mixture in a spark ignition engine is too rich, then air-fuel ratio is about


  • Options
  • A. 17:1
  • B. 15:1
  • C. 13:1
  • D. 10:1

  • Correct Answer
  • 10:1 


  • Automobile Engineering problems


    Search Results


    • 1. A baffle plate is fitted inside the oil pan to prevent the oil from splashing when it is subjected to vibration and other movement during vehicle operation.

    • Options
    • A. True
    • B. False
    • Discuss
    • 2. The most commonly used supplementary restraint system (SRS) component is

    • Options
    • A. seat belt
    • B. brake
    • C. airbag
    • D. steering
    • Discuss
    • 3. The main function of intake manifold is that it

    • Options
    • A. promotes the mixture of air and fuel
    • B. reduces intake noise
    • C. cools the intake air to a suitable temperature
    • D. distributes intake air equally to the cylinders
    • Discuss
    • 4. The effect of having excess camber is

    • Options
    • A. excessive steering alignment torque
    • B. hard steering
    • C. too much traction
    • D. uneven tyre wear
    • Discuss
    • 5. The torque available at the contact between driving wheels and road is known as

    • Options
    • A. brake effort
    • B. tractive effort
    • C. clutch effort
    • D. none of these
    • Discuss
    • 6. Which of the following indicates a multigrade oil?

    • Options
    • A. SAE 30
    • B. API SF
    • C. SAE 20 W-50
    • D. API 50
    • Discuss
    • 7. The main function of the tread pattern on tyre is that

    • Options
    • A. the tread grooves pass air between the tyre and road surface, thereby preventing tyre from overheating
    • B. the crests between the tread grooves absorb road noise
    • C. in wet conditions, the tread grooves expel water that is drawn between the tyre and road surface
    • D. the tread pattern protects the tyre's inner carcass from small stones and pieces of glass
    • Discuss
    • 8. The function of an alternator in an automobile is to

    • Options
    • A. supply electric power
    • B. convert mechanical energy into electrical energy
    • C. continually recharge the battery
    • D. partly convert engine power into electric power
    • Discuss
    • 9. The battery is an electrochemical device, which means battery

    • Options
    • A. makes chemicals by mechanical means
    • B. uses chemical action to provide electricity
    • C. has curved plates instead of flat plates
    • D. does not use an electrolyte
    • Discuss
    • 10. The advantage of double-wishbone suspension design is that a large amount of freedom is available for setting geometry and precise settings can be made for driving comfort and steerability,

    • Options
    • A. Correct
    • B. Incorrect
    • Discuss


    Comments

    There are no comments.

Enter a new Comment