Power Engineering 3A2 - Review 2 Questions With Complete Solutions

Power Engineering 3A2 - Review 2 Questions With
Complete Solutions


The ASME code limits the use of nonferrous pipe for water and
steam service to temperatures not exceeding:
Select one:
A. 804°C
B. 408°C
C. 308°C
D. 208°C
E. 212°C
D
Programmed algorithms are called function blocks and include
proportional, integral, and _____ functionality.
Select one:
A. Alarming.
B. Controlling.
C. Derivative.
D. Shutdown.
E. Internal.
C
Which of the following traps is a thermodynamic type?
Select one:
A. Impulse
B. Bellows
C. Ball float

,D. Inverted bucket
E. F and T trap
A
High-pressure single-ported globe bodies, or plug type, are often
used in production of _____ and _____.
Select one:
A. Steam, boiler feedwater.
B. Oil, gas.
C. Acid, caustic.
D. Butane, propane.
E. Water, air.
D
A stoker-fired firetube boiler has 100 m² of heating surface.
How much steam must the pressure relief valves on this boiler
be capable of discharging per hour?
Select one:
A. 3400 kg/h.
B. 2850 kg/h.
C. 2500 kg/h.
D. 5500 kg/h.
E. 4000 kg/h.
A
Identification of potential emergencies involves a _____
exercise using a comprehensive understanding of facility
processes.
Select one:

,A. Mental.
B. HAZOP.
C. Risk assessment.
D. Safety meeting.
E. Hazard identification.
C
The mixing valve is designed with two _____ and one _____ for
blending two fluids.
Select one:
A. Flanges, drain.
B. Stems, gate.
C. Drains, plug.
D. Glands, body.
E. Inlets, discharge.
E
An alternator is a/an:
Select one:
A. Three phase AC converter.
B. DC generator.
C. Wound rotor motor.
D. AC generator.
E. Single phase AC converter.
D
The heating value of natural gas will vary according to its:
Select one:
A. Color.

, B. Density.
C. Weight.
D. Volume.
E. Constituents.
E
Municipal wastes generally contain large amounts of _____
material that may be suitable for use as a fuel.
Select one:
A. Biomass
B. Cardboard
C. Plastic
D. Wood
E. Waste
A
Since the flux of a shunt motor remains constant, its torque is:
Select one:
A. Inversely proportional to armature current.
B. Proportional to armature current.
C. Increased.
D. Decreased.
E. Unchanged.
B
There are two possible methods of connecting up three-phase
generator windings. These are known as the _____ and the
_____ connections.
Select one: