Discussion
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- Question
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
- Correct Answer
- 180°C to 360 °C
- 1. 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
- 2. 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
- 3. 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
- 4. The number of exhaust manifolds in a V-6 engine are
Options- A. one
- B. two
- C. four
- D. eight Discuss
- 5. 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
- 6. The octane number of compressed natural gas (CNG) is
Options- A. 90
- B. 100
- C. 110
- D. 120 Discuss
- 7. The smooth shift mechanism of an automatic transmission reduces the degree of shock at shifting of gears.
Options- A. Yes
- B. No Discuss
- 8. The negative plates of a lead acid battery has
Options- A. lead peroxide (PbO2)
- B. spongy lead (Pb)
- C. lead sulphate (PbSO4)
- D. sulphuric acid (H2SO4) Discuss
- 9. The three basic cylinder arrangements for automotive engines are
Options- A. flat, radial, and V
- B. in a row, in line, and opposed
- C. in line, V, and opposed
- D. V, double row, and opposed Discuss
- 10. The specific gravity of Diesel is about
Options- A. 0.65
- B. 0.75
- C. 0.85
- D. 0.95 Discuss
Automobile Engineering problems
Search Results
Correct Answer: too rich mixture
Correct Answer: bore and stroke
Correct Answer: brake drum
Correct Answer: two
Correct Answer: maintains a seal and prevents escape of burned gases and loss of pressure in the combustion chamber
Correct Answer: 120
Correct Answer: Yes
Correct Answer: spongy lead (Pb)
Correct Answer: in line, V, and opposed
Correct Answer: 0.85
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