The ignition timings and thermal load on the engine affect the knock limit of ……… engine.
A. SI
B. CI
C. all of the mentioned
D. none of the mentioned
Answer:A
The ignition timings and thermal load on the engine affect the knock limit of ……… engine.
A. SI B. CI C. all of the mentioned D. none of the mentioned
Explanation: The ignition timings and thermal load on the engine affect the knock limit of SI engine while there is no such case in CI engine.