Technician A says that a fuel cell stack consists of a number of fuel cells connected in parallel. Technician B says that a fuel cell stack consists of a number of fuel cells connected in series. Which technician is correct?
A) Technician A B) Technician B
C) Both Technicians D) Neither Technician
B
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Technician A says valve lash can be set on some engines when it is running. Technician B says to break in the rings, on the highway accelerate to 50 mph and coast back to 35 mph at least 10 times. Who is right?
A. Technician A B. Technician B C. Both technicians D. Neither technician
The primary use of semiconductor devices is to ____________________ voltage or current for a
desired result.
Fill in the blank(s) with the appropriate word(s).The VECI label includes all of these, EXCEPT ________
A) Spark plug type and gap B) Valve lash C) Horsepower and torque rating of the engine D) Engine identification
When an oil furnace is equipped with a draft regulator, the draft regulator closes when the draft in the flue pipe increases.
Answer the following statement true (T) or false (F)