Discussion
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- Question
The indicated power of a four-stroke engine (in watts) is equal to (where P = Mean effective pressure in N/m2, L = Length of stroke in metres, A = Cross-sectional area of the piston in m2, and N = Speed of the engine in revolutions per second (r.p.s))
Options- A. P.L.A.N/2
- B. P.L.A.N
- C. 2 x P.L.A.N
- D. P.L.A.N/4
- Correct Answer
- P.L.A.N/2
- 1. The commonly used antifreeze solution in automobiles is
Options- A. carbon disulphide
- B. ethylene glycol
- C. ammonium chloride
- D. freon-12 Discuss
- 2. The basic purpose of providing caster angle on wheels is to
Options- A. prevent uneven tyre wear
- B. maintain directional control
- C. bring the road contact of the tyre under the point of load
- D. compensate for wear in the steering linkage Discuss
- 3. The camshaft is driven by the crankshaft via the timing belt.
Options- A. Correct
- B. Incorrect Discuss
- 4. The engine oil is stored in __________ when the engine is not running.
Options- A. oil pan
- B. cylinder head
- C. oil pump
- D. separate oil tank Discuss
- 5. Valve overlap is the number of degrees of camshaft rotation during which
Options- A. both valves are closed
- B. both valves are open
- C. both 'a' and 'b'
- D. none of these Discuss
- 6. The engine torque increases with the increase in engine speed up to a certain point after which it starts to fall down.
Options- A. Correct
- B. Incorrect Discuss
- 7. The correct way to rectify an imbalanced wheel is to
Options- A. adjust the tyre pressure
- B. rotate the tyres
- C. adjust the damper spring tension
- D. attach appropriate weights to the wheel at appropriate positions Discuss
- 8. When a gear box has four forward speeds and one reverse speed, it is said to be a
Options- A. 3-speed gear box
- B. 4-speed gear box
- C. 5-speed gear box
- D. 6-speed gear box Discuss
- 9. When turning a corner,
Options- A. the front wheels are toeing out
- B. the front wheels are turning on different angles
- C. the inside front wheels has a greater angle than the outside wheel
- D. all of the above Discuss
- 10. The forced-fed lubrication system means that the oil is delivered to the engine by
Options- A. gravity
- B. the pressure created by the oil pump
- C. splashing action of the crankshaft
- D. none of these Discuss
Automobile Engineering problems
Search Results
Correct Answer: ethylene glycol
Correct Answer: maintain directional control
Correct Answer: Correct
Correct Answer: oil pan
Correct Answer: both valves are open
Correct Answer: Correct
Correct Answer: attach appropriate weights to the wheel at appropriate positions
Correct Answer: 4-speed gear box
Correct Answer: all of the above
Correct Answer: the pressure created by the oil pump
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