Automobile Engineering problems
- 1. The purpose of turning radius gauges is to measure the
Options- A. contact areas of the tyres
- B. free play of the steering wheel
- C. turning radius of the left and right wheels
- D. difference in the toe angles of the left and right wheels Discuss
Correct Answer: turning radius of the left and right wheels
- 2. The function of oil-control rings is that it
Options- A. lubricates the cylinder wall by releasing oil from its hole
- B. keeps the cylinder wall lubricated by holding oil in its channel
- C. prevents engine oil from going into the combustion chamber and returns excess lubricating oil off the cylinder wall through the return holes in the piston to the oil pan
- D. maintains a seal and prevents escape of burned gases and oil leakage Discuss
Correct Answer: prevents engine oil from going into the combustion chamber and returns excess lubricating oil off the cylinder wall through the return holes in the piston to the oil pan
- 3. The function of a first compression ring (top ring) is that it
Options- A. increases the combustion temperature
- B. creates swirl
- C. maintains a seal and prevents the fuel leakage
- D. maintains a seal and prevents escape of burned gases and loss of pressure in the combustion chamber Discuss
Correct Answer: maintains a seal and prevents escape of burned gases and loss of pressure in the combustion chamber
- 4. The number of exhaust manifolds in a V-6 engine are
Options- A. one
- B. two
- C. four
- D. eight Discuss
Correct Answer: two
- 5. During braking, the brake shoe is moved outward to force the lining against the
Options- A. wheel piston or cylinder
- B. anchor pin
- C. brake drum
- D. wheel rim or axle Discuss
Correct Answer: brake drum
- 6. The size of engine cylinder is referred in terms of its
Options- A. diameter and bore
- B. displacement and efficiency
- C. bore and stroke
- D. bore and length Discuss
Correct Answer: bore and stroke
- 7. If the spark plug deposit indicates black coating of soot, it indicates that the engine has been generally operating on
Options- A. too lean mixture
- B. stoichiometric mixture
- C. most economical mixture
- D. too rich mixture Discuss
Correct Answer: too rich mixture
- 8. The boiling point of Diesel fuel is in the range of
Options- A. 70°C to 100°C
- B. 100°C to 120°C
- C. 120°C to 180°C
- D. 180°C to 360 °C Discuss
Correct Answer: 180°C to 360 °C
- 9. The octane number of compressed natural gas (CNG) is
Options- A. 90
- B. 100
- C. 110
- D. 120 Also asked in: Bank Exams
Correct Answer: 120
- 10. The smooth shift mechanism of an automatic transmission reduces the degree of shock at shifting of gears.
Options- A. Yes
- B. No Discuss
Correct Answer: Yes
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