1. Supercharging |
2. Retarding the spark. |
3. Using a fuel of long straight chain structure. |
4. Increasing the engine speed. |
A) 1 and 2 are correct
B) 2 and 3 are correct
C) 1, 3 and 4 are correct
D) 2 and 4 are correct
Correct Answer: D
You need to login to perform this action.
You will be redirected in
3 sec