Why are some fuel rails rectangular in shape?
A) Increases fuel pressure
B) Reduces noise
C) Helps keep air out of the injectors
D) Increases the speed of the fuel through the fuel rail
B
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What kind of a fault would this be?
You are working on a robot that has a servo drive alarm and find blown fuses on the drive. In the course of gathering information, you discover that the motor has a loose connection, which caused it to overheat, damaging the internal windings and the motor encoder. Once you replace the motor and encoder, you get another servo drive alarm that indicates there is a bad card in the drive.
____ specifications outline material selection and the construction operation process to be followed in providing construction materials and practices.
A. Reference standard B. Process C. Material D. Common
If steam flows through a 28-cm-diameter pipe at 6 MPa and 600°C with a velocity of 2 m/s, the mass flow rate is nearest:
A) 2.9 kg/s B) 2.3 kg/s C) 1.9 kg/s D) 1.1 kg/s
In a series loop hydronic heating piping system, ____.
A. the heated water flows in the same direction in parallel pipes B. the heated water flows in the opposite direction in parallel pipes C. part of the heated water is directed to each terminal unit D. all the heated water flows through all the terminal units