Steam Plant Assistant Practice Exam 2
(See diagram) In the above sketch, if the length of the curved portion of the bend is 8 1/4" long, then the overall length of the pipe needed to fabricate this bend is MOST NEARLY...
19"
(See diagram) Of the above sketches, the one representing an expansion joint is numbered...
2
(See diagram) Of the above sketches, the one representing a strainer is numbered...
3
The MINIMUM number of gate valves needed in order to properly install a by-pass around a steam trap is MOST NEARLY...
3
(Use sketch for reference) The device which is USUALLY installed at point 2 is known as a...
Check valve
Of the following types of chisels, the one that is recommended for chipping rough spots off flat surfaces is the ___ chisel.
Cold
A gauge that can be used to measure either a vacuum or pressure (p.s.i.g.) is generally called a ___
Compound
Of the following, the one which is used to operate pneumatic tools is...
Compressed air
(See paragraph 2) According to the above paragraph, when a radiator is enclosed, a GREATER portion of the heat is emitted to the room by...
Convection
Of the following materials, the one which is non-ferrous is...
Copper
Assume that when fitting a screwed flange to a pipe, it is noted that the flange threads do not fit properly. The proper procedure to follow in this case is to...
Cut new threads on the pipe
(See paragraph 2) According to the above paragraph, the amount of heat that a radiator emits is...
Dependent upon the size and number of sections of the radiator
(See paragraph 1) According to the above paragraph, it may be said that unit heaters work BEST with...
Steam above atmospheric pressure
Of the following types of tap, the one which is used to start an internal thread in a blind hole is a...
Taper tap
Of the following steam heating systems, the one that operates under both vacuum and low pressure conditions, without using a vacuum pump, is generally known as a ____ system.
Vapor
A boiler feedwater regulator automatically controls the...
Water supply to boiler
The pitch of a hacksaw blade recommended for general work in a pipe shop is USUALLY ___ teeth per inch.
18
(See diagram) Of the above sketches, the one representing an anchor is numbered...
1
Assume that a water column is connected to an industrial high pressure boiler with brass, extra heavy iron, or steel pipe. The MINIMUM diameter of the pipe used for these connections should be...
1"
(See diagram) Of the above sketches, the one representing a turned down elbow is numbered...
11
(See diagram) In the above sketch, the set-back distance is...
4 5/8"
When installing a water column to a high pressure steam boiler, the bottom of the gauge glass should be set at ____ above the top row of tubes.
4"
(See diagram) Of the above sketches, the one representing a thermostatic trap is...
5
Of the following accessories used in an air compressor system, the one that condenses water and oil vapor into a liquid is generally known as a(n)...
After cooler
(Use sketch for reference) The device which is USUALLY installed at point 1 is known as a...
Float trap
The pressure relief valve in a hot water heating system is USUALLY connected to the...
Top of the boiler
Of the following devices, the one which is known as an actuating device is a...
Pressure regulator
The function of a steam separator is to PRIMARILY...
Remove condensation from steam lines
(See paragraph 1) According to the above paragraph, unit heaters are supplied with...
Separate steam lines
In the installation of a water column to a high pressure steam boiler, crosses are generally recommended in place of ells so that...
The line may be easily cleaned
