An integrated mill produces steel using
A) 25% to 50% iron ore plus 25% to 50% scrap.
B) steel scrap.
C) iron ore.
D) none of the above.
C) iron ore.
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Technician A says that in an E3-fueled engine, at any moment fuel is being injected to the engine cylinder, the SV actuator must be energized. Technician B says that whenever fuel is being injected to the engine cylinder the NCV actuator must be energized. Who is correct?
A. Technician A only B. Technician B only C. Both A and B D. Neither A nor B
Voltage drop is a better measurement of resistance than testing static resistance because _______
A) The resistance specification for the component is not required for diagnosis
B) Current flow creates heat which adds to circuit resistance
C) Both A and B
D) Neither A nor B
An oscilloscope's seconds/division switch is set on 20 ?s/cm. If the trace is 7.5 cm long, what is the period?
A) 0.0015 s B) 150 ?s C) 1.5 ?s D) 5 ?s
____ is a process of heating steel to a specified temperature and then allowing the material to cool slowly by air.
A. Tempering B. Annealing C. Normalizing D. Quenching E. none of the above