I.C. Engines

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

C. transformer
B. d.c. generator
C. capacitor
D. magnetic circuit
E. a.c. generator

A. using additives in the fuel
B. engine derating i.e. reducing the maxi-mum flow of fuel
C. increasing the compression ratio
D. adherence to proper fuel specification
E. avoidance of overloading

A. 1 sec
B. 0.1 sec
C. 0.01 sec
D. 0.001 sec
E. 0.0001 sec

A. more efficient
B. less efficient
C. equally efficient
D. unperdictable
E. other factors will decide it

A. Otto cycle
B. Diesel cycle
C. Dual cycle
D. Carnot cycle
E. Two stroke cycle