Injection lag can be caused by ____.
A. improper timing of the intake valves
B. setting of the pump plunger
C. compressibility of the fuel
D. position of the needle valve
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The time between injection and ignition of the fuel is known as ____.
A. turbulence lag
B. after burning ratio
C. pre-ignition lag
D. ignition delay
The fuel injector injects a fine spray of fuel into the hot air and combustion _____, producing much high pressure in the gases.
A. has begun
B. takes place
C. occur
D. happen
The injector pump is operated by a cam which drives the _____ up and down.
A. needle valve
B. plunger
C. piston
D. cylinder
VIT means___________.
A. Variable Injection Timing
B. Variable Inlet Tonnage
C. Vertical Incoming Tonnage
D. Vertical Inlet Tank