Discussion
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- Question
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
- Correct Answer
- 22 kilovolts
- 1. 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
- 2. The stroke of an engine is the
Options- A. volume of the cylinder
- B. length of the connecting rod
- C. internal diameter of the cylinder
- D. distance between T.D.C. and B.D.C. Discuss
- 3. The rating of C.I. engine fuel (Diesel) is given by
Options- A. octane number
- B. performance number
- C. cetane number
- D. none of these Discuss
- 4. The crescent-shaped cavity on the piston head top surface is called as
Options- A. piston oil hole
- B. snap ring
- C. valve recess
- D. valve clearance Discuss
- 5. Two advantages of using helical gears rather than spur gears in a transmission system are
Options- A. strength and cost
- B. strength and less end thrust
- C. noise level and strength
- D. noise level and economy Discuss
- 6. 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
- 7. 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
- 8. The seat belt will move out smoothly when pulled out slowly, but it will lock when pulled quickly.
Options- A. Agree
- B. Disagree Discuss
- 9. 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 Discuss
- 10. 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
Automobile Engineering problems
Search Results
Correct Answer: resistance to wear
Correct Answer: distance between T.D.C. and B.D.C.
Correct Answer: cetane number
Correct Answer: valve recess
Correct Answer: noise level and strength
Correct Answer: one ply layer runs diagonally one way and another layer runs diagonally the other way
Correct Answer: maintains directional control during braking by preventing the wheels from locking
Correct Answer: Agree
Correct Answer: 1.19
Correct Answer: prevent the combustion gases from leaking from the joint between the cylinder block and the cylinder head
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