Mechanical Engineering - Automobile Engineering

11.
The function of a first compression ring (top ring) is that it
increases the combustion temperature
creates swirl
maintains a seal and prevents the fuel leakage
maintains a seal and prevents escape of burned gases and loss of pressure in the combustion chamber
Answer: Option
Explanation:
No answer description is available. Let's discuss.

12.
The number of exhaust manifolds in a V-6 engine are
one
two
four
eight
Answer: Option
Explanation:
No answer description is available. Let's discuss.

13.
The driveshafts are connected to the differential and wheel hubs through universal joints because the universal joints
absorb the vibrations transferred from the surface of the road
compensate for variations in the relative positions of the differential and the wheels which result from bumpy road surfaces or other similar driving conditions.
absorb any difference in speed between the left and right wheels when the vehicle is turning
none of the above
Answer: Option
Explanation:
No answer description is available. Let's discuss.

14.
The function of antilock brake system (ABS) is that is
reduces the stopping distance
minimises the brake fade
maintains directional control during braking by preventing the wheels from locking
prevents nose dives during braking and thereby postpones locking of the wheels
Answer: Option
Explanation:
No answer description is available. Let's discuss.

15.
A worm gear is used as the pinion for the rack and pinion type of steering gearbox, because it
improves steering comfort when steering wheel is turned to effect small changes in the direction of forward motion
allows the steering wheel to be turned by a greater amount when steering
makes the steering more responsive
reduces the amount of kick-back for large steering angles
Answer: Option
Explanation:
No answer description is available. Let's discuss.