Automobile Engineering problems
- 1. The function of a connecting rod is
Options- A. to turn the flywheel
- B. to drive the drive plate
- C. to drive the fuel pump
- D. to transmit motion of the piston to the crankshaft Discuss
Correct Answer: to transmit motion of the piston to the crankshaft
- 2. In an engine, the temperature of the piston will be more at the
Options- A. crown of the piston
- B. skirt of the piston
- C. piston walls
- D. piston rings Discuss
Correct Answer: crown of the piston
- 3. Which one of the following statement correctly describe the construction of a bevel-gear type differential?
Options- A. The drive shafts are splined to the differential carrier.
- B. The left side gear and the differential carrier rotate in constant unison.
- C. The differential carrier houses differential pinion gears and side gears, each pinion gear meshes with a different side gear.
- D. The differential carrier houses differential pinion gears and side gears Discuss
Correct Answer: The differential carrier houses differential pinion gears and side gears
- 4. How many cells are used in a 12 volt car battery?
Options- A. 2
- B. 4
- C. 6
- D. 8 Discuss
Correct Answer: 6
- 5. In Diesel engines, during suction stroke, __________ is drawn in the cylinder.
Options- A. air and fuel
- B. only fuel
- C. only air
- D. none of these Discuss
Correct Answer: only air
- 6. If a tyre is designated as 175/65 R14 82 S, then the aspect ratio for the tyre is
Options- A. 175
- B. 65
- C. 14
- D. 82 Discuss
Correct Answer: 65
- 7. An over-inflated tyre will wear the tread most near the
Options- A. edges
- B. corners
- C. centre
- D. none of these Discuss
Correct Answer: centre
- 8. The brake pedal during ABS operation
Options- A. is pushed upward forcefully
- B. pedal stroke becomes longer
- C. transmits slight kickback to the driver's foot
- D. all of the above Discuss
Correct Answer: transmits slight kickback to the driver's foot
- 9. The function of a governor in automobiles is to
Options- A. limit the power
- B. limit the vehicle speed
- C. maintain constant engine speed
- D. maximise the fuel economy Discuss
Correct Answer: maintain constant engine speed
Explanation:
The function of a governor in automobiles is to limit fuel to the engine to a maximum safe speed when unloaded and to maintain a relatively constant speed despite changes in loading.
- 10. Highest useful compression ratio (HUCR) is the highest compression ratio at which the
Options- A. engine can run
- B. engine gives maximum output
- C. engine is most efficient
- D. fuel can be used in a test engine without knocking Discuss
Correct Answer: fuel can be used in a test engine without knocking
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