Power Engineering - 4B5 Practice Questions With
Complete Solutions
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Terms in this set (75)
A steam boiler that is to be shut down a. Drained, thoroughly dried, have desiccant placed
for a long period of time should be: inside, and closed up
a. Drained, thoroughly dried, have
desiccant placed inside, and closed
up
b. Left with the water at normal
working level but opened up to
atmosphere
c. Left with the water at normal
working level and pressurized with air
to 50 kPa
d. Filled completely with water and
the vent left open to atmosphere for
expansion
,For an alkaline boil out, a boiler is c. 48 hours
fired and maintained under steam
pressure for about:
a. 7 days
b. 30 Days
c. 48 hours
d. 10 hours
Lock washers: c. Reduce the chances of unwanted turning of the
bolt or nut
a. Prevent marring of the work
surface
b. Distribute the lock nut force
c. Reduce the chances of unwanted
turning of the bolt or nut
d. Prevent the equipment from being
dismantled
The actual movable range of a metric d. 25 mm
micrometer is:
a. one barrel rotation
b. adjustable using a jeweler's
screwdriver
c. bigger on larger micrometers
d. 25 mm
, Steel mechanical fasteners that are b. Machine bolts
commonly used in the automotive
industry and on plant machinery are
classed as:
a. Carriage bolts
b. Machine bolts
c. Hexagon bolts
d. Self tapping pan bolts
To measure the small clearance d. A feeler gauge
between a valve tappet and a cam
lobe, _________ is used.
a. An inside micrometer
b. A scale ruler
c. A vernier caliper
d. A feeler gauge
A scaffold should always be erected: d. Plumb and level
a. When the available stepladder
would require standing on the top
step
b. Three feet above the work area
c. By a safety contractor
d. Plumb and level
A tap with the marking M4 is a: b. Metric thread, 4 mm nominal diameter tap
a. High-strength alloy steel tap
b. Metric thread, 4 mm nominal
diameter tap
c. Metric thread, 4 cm nominal
diameter tap
d. Metric thread with a 4 tooth per
mm pitch
Complete Solutions
Play your way to mastery with fun games
Match Blocks Charms NEW
Terms in this set (75)
A steam boiler that is to be shut down a. Drained, thoroughly dried, have desiccant placed
for a long period of time should be: inside, and closed up
a. Drained, thoroughly dried, have
desiccant placed inside, and closed
up
b. Left with the water at normal
working level but opened up to
atmosphere
c. Left with the water at normal
working level and pressurized with air
to 50 kPa
d. Filled completely with water and
the vent left open to atmosphere for
expansion
,For an alkaline boil out, a boiler is c. 48 hours
fired and maintained under steam
pressure for about:
a. 7 days
b. 30 Days
c. 48 hours
d. 10 hours
Lock washers: c. Reduce the chances of unwanted turning of the
bolt or nut
a. Prevent marring of the work
surface
b. Distribute the lock nut force
c. Reduce the chances of unwanted
turning of the bolt or nut
d. Prevent the equipment from being
dismantled
The actual movable range of a metric d. 25 mm
micrometer is:
a. one barrel rotation
b. adjustable using a jeweler's
screwdriver
c. bigger on larger micrometers
d. 25 mm
, Steel mechanical fasteners that are b. Machine bolts
commonly used in the automotive
industry and on plant machinery are
classed as:
a. Carriage bolts
b. Machine bolts
c. Hexagon bolts
d. Self tapping pan bolts
To measure the small clearance d. A feeler gauge
between a valve tappet and a cam
lobe, _________ is used.
a. An inside micrometer
b. A scale ruler
c. A vernier caliper
d. A feeler gauge
A scaffold should always be erected: d. Plumb and level
a. When the available stepladder
would require standing on the top
step
b. Three feet above the work area
c. By a safety contractor
d. Plumb and level
A tap with the marking M4 is a: b. Metric thread, 4 mm nominal diameter tap
a. High-strength alloy steel tap
b. Metric thread, 4 mm nominal
diameter tap
c. Metric thread, 4 cm nominal
diameter tap
d. Metric thread with a 4 tooth per
mm pitch
