Discussion
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- Question
When the battery is half (50%) charged, the specific gravity of acid in a battery is usually
Options- A. 0.74
- B. 1.00
- C. 1.12
- D. 1.19
- Correct Answer
- 1.19
- 1. The seat belt will move out smoothly when pulled out slowly, but it will lock when pulled quickly.
Options- A. Agree
- B. Disagree Discuss
- 2. The function of antilock brake system (ABS) is that is
Options- A. reduces the stopping distance
- B. minimises the brake fade
- C. maintains directional control during braking by preventing the wheels from locking
- D. prevents nose dives during braking and thereby postpones locking of the wheels Discuss
- 3. In bias ply tyres
Options- A. all plies run parallel to one another
- B. belts of steel mesh are used in the tyres
- C. one ply layer runs diagonally one way and another layer runs diagonally the other way
- D. all of the above Discuss
- 4. In a petrol engine, the high voltage for spark plug is in the order of
Options- A. 1000 volts
- B. 2000 volts
- C. 11 kilovolts
- D. 22 kilovolts Discuss
- 5. The characteristic that is enhanced by the use of cylinder sleeves is
Options- A. cooling efficiency
- B. resistance to wear
- C. lubrication performance
- D. none of these Discuss
- 6. The purpose of a cylinder head gasket is to
Options- A. prevent the combustion gases from leaking from the joint between the cylinder block and the cylinder head
- B. prevent engine oil from going into combustion chamber
- C. removes impurities from cylinder head lubricating oil
- D. none of the above Discuss
- 7. The major purpose of an electronically-controlled automatic transmission is that this type of transmission
Options- A. eliminates gear clutches
- B. eliminates the gear shift lever
- C. reduces the number of automatic-transmission components
- D. reduces shift shock and achieves more efficient transmission of engine torque Discuss
- 8. The air resistance to a car at 20 kmph is R. The air resistance at 40 kmph will be
Options- A. R
- B. 2 R
- C. 4R
- D. 4 R2 Discuss
- 9. The service brakes employed in cars are generally operated
Options- A. mechanically
- B. hydraulically
- C. pneumatically
- D. none of these Discuss
- 10. The aspect ratio (expressed in percentage) of the tyre is defined as the ratio of
Options- A. section width to section height
- B. section height to section width
- C. wheel diameter to section height
- D. wheel diameter to section width Discuss
Automobile Engineering problems
Search Results
Correct Answer: Agree
Correct Answer: maintains directional control during braking by preventing the wheels from locking
Correct Answer: one ply layer runs diagonally one way and another layer runs diagonally the other way
Correct Answer: 22 kilovolts
Correct Answer: resistance to wear
Correct Answer: prevent the combustion gases from leaking from the joint between the cylinder block and the cylinder head
Correct Answer: reduces shift shock and achieves more efficient transmission of engine torque
Correct Answer: 4R
Correct Answer: hydraulically
Correct Answer: section height to section width
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