A hmh 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
E. about 10% lean mixture
A. uniform throughout the mixture
B. chemically correct mixture
C. about 3-5% rich mixture
D. about 10% rich mixture
E. about 10% lean mixture
A. minimum temperature to which oil is heated in order to give off inflammable vapours in sufficient quantity to ignite momentarily when brought in contact with a flame
B. temperature at which it solidifies or congeals
C. it catches fire without external aid
D. indicated by 90% distillation temperature, i.e., when 90% of sample oil has distilled off
E. temperature at which it flows easily
A. 0.3 kg/hr
B. 1 kg/hr
C. 3 kg/hr
D. 5 kg/hr
E. 10 kg/hr
A. 1 m3
B. 5 m3
C. 5-6 m3
D. 9-10 m3
E. 15-18 m3
A. 8 : 1
B. 10 : 1
C. 15 : 1
D. 20 : 1 and less
E. will work at all ratios
A. 6 : 1
B. 9 : 1
C. 12 : 1
D. 15 : 1
E. 20 : 1
A. thermal efficiency
B. speed
C. power output
D. fuel consumption
E. all of the above
A. naturally aspirated
B. supercharged
C. centrifugal pump
D. turbo charger
E. none of the above
A. minimum temperature to which1 oil is heated in order to give off inflammable vapours in sufficient quantity to ignite momentarily when brought in contact with a flame
B. temperature at which it solidifies or congeals
C. temperature at which it catches fire without external aid
D. indicated by 90% distillation temperature, i.e. when 90% of sample oil has distilled off
E. none of the above
A. scavenging
B. turbulence
C. supercharging
D. pre-ignition
E. dissociation and carburretion of fuel