A high flame speed is obtained in diesel engine when air fuel ratio is
A. uniform throughout the mixture
B. chemically correct mixture
C. about 3-5% rich mixture
D. about 10% rich mixture
Answer:A
A high flame speed is obtained in diesel engine when air fuel ratio is
A. uniform throughout the mixture B. chemically correct mixture C. about 3-5% rich mixture D. about 10% rich mixture
Explanation: When air fuel ratio is about 10% rich mixture, then a high flame speed is obtained in diesel engine.