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- Question
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
- Correct Answer
- in wet conditions, the tread grooves expel water that is drawn between the tyre and road surface
- 1. Which of the following indicates a multigrade oil?
Options- A. SAE 30
- B. API SF
- C. SAE 20 W-50
- D. API 50 Discuss
- 2. 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 Discuss
- 3. 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
- 4. The most commonly used supplementary restraint system (SRS) component is
Options- A. seat belt
- B. brake
- C. airbag
- D. steering Discuss
- 5. 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
- 6. 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
- 7. 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
- 8. 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
- 9. The cetane number of a Diesel fuel is a measure of
Options- A. volatility
- B. viscosity
- C. ignition quality
- D. delay peirod Discuss
- 10. The diagram which shows the correct crank positions corresponding to the opening and closing of the valves, is known as
Options- A. indicator diagram
- B. axial force diagram
- C. valve timing diagram
- D. none of these Discuss
Automobile Engineering problems
Search Results
Correct Answer: SAE 20 W-50
Correct Answer: 10:1
Correct Answer: True
Correct Answer: airbag
Correct Answer: distributes intake air equally to the cylinders
Correct Answer: continually recharge the battery
Correct Answer: uses chemical action to provide electricity
Correct Answer: Correct
Correct Answer: delay peirod
Correct Answer: valve timing diagram
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