Technician A says that carbon inside the engine can cause excessive NOx to form. Technician B says that excessive NOx could be caused by a cooling system fault causing the engine to operate too hot. Which technician is correct?
A) Technician A only B) Technician B only C) Both technicians D) Neither technician
C
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One mole of an ideal gas, initially at 30°C and 1 bar, undergoes the following mechanically reversible changes. It is compressed isothermally to a point such that when it is heated at constant volume to 120°C its final pressure is 12 bar. Calculate Q, W, ?U, and ?H for the process.
What will be an ideal response?
In which type of basin are the pump and fluid sensors are submerged in the waste?
a. dry b. wet c. septic d. cistern
Two technicians are discussing master cylinders. Technician A says that it is normal to see fluid movement in the reservoir when the brake pedal is depressed. Technician B says a defective master cylinder can cause the brake pedal to slowly sink to the floor when depressed. Which technician is correct?
A) Technician A only B) Technician B only C) Both technicians D) Neither technician
Head is a measure of the __________.
A. diameter of a column of fluid. B. cross-sectional area of a column of fluid C. volume of a column of fluid D. height of a column of fluid