Technician A says that closed loop is the most efficient operating mode and allows the engine computer to control the air-fuel ratio with the most precision. Technician B says that open loop operation is used to improve performance during cold engine warm-up and is also used under heavy load or during wide open throttle operation. Who is correct?
A. Technician A only
B. Technician B only
C. Both technicians
D. Neither technician
Answer: C
Trades & Technology
You might also like to view...
The term MOST-Likely used to describe the ratio of the engine's actual air-fuel mixture in the exhaust to what would be an ideal, or stoichiometric, mixture is:
A. alpha B. beta C. gamma D. lambda
Trades & Technology
What is promissory estoppel and how does it affect construction contracting practices?
What will be an ideal response?
Trades & Technology
Before conducting a study, researchers usually decide what level of significance, or _____________, they are willing to accept
Fill in the blank(s) with correct word
Trades & Technology
The _____ resolves conflicts between drawings and specifications.
a. project manager b. architect/engineer c. owner's construction manager d. owner's design-build contractor
Trades & Technology