6-10.
6-11.
6-12.
6-13.
6-14.
A bellows gauge can be used to take
which of the following
measurements?
1.
Pressure up to 800 psig
2.
Low pressures
3.
Small pressure differentials
4.
Each of the above
To measure pressure in the space
between the inner and outer boiler
casings, which of the following
types of gauges is generally used?
1.
A compound Bourdon-tube gauge
2.
A duplex Bourdon-type gauge
3.
A diaphragm gauge
4.
A bellows gauge
A U-tube that is open to the
atmosphere at one end and connected
to a pressure source at the other
end is known as a
1.
bellows
2.
manometer
3.
diaphragm
4.
Bourdon tube
The liquid in the capillary bore of
a liquid-in-glass thermometer
responds to a change in temperature
by expanding or contracting, which
causes what type of change, if any,
in the thermometer graduations?
1.
Relatively large
2.
Relatively small
3.
Inversely proportional
4.
None
The element of a bimetallic
expansion thermometer responds to a
rise in temperature in what way?
1.
By
2.
By
3.
By
4.
By
rising
contracting
changing colors
changing the curvature
6-15.
Which of the following is NOT a
component of a distant-reading
thermometer?
1.
Bulb
2.
Capillary tube
3.
Thermocouple
4.
Bourdon tube
6-16.
Aboard ship, the exhaust
temperature of diesel engines and
heat-treatment furnaces is measured
using what instrument?
1.
A distant-reading thermometer
2.
A bimetallic thermometer
3.
A resistance thermometer
4.
A pyrometer
6-17.
The metals that make up the
actuating element of a pyrometer
respond to a rise in temperature by
producing a/an
1.
chemical reaction
2.
electrical current
3.
mechanical change
6-18.
In the newer propulsion plants,
temperatures are remotely
monitored.
Thermocouple
temperature detectors are used with
what other components to provide
indications and alarms to the
various engineering consoles?
1.
Signal conditioners
2.
Signal multipliers
3.
Signal processors
4.
Signal reversers
6-19.
A resistive temperature detector
(RTD) with a nickel element Is used
to measure temperatures in which of
the following ranges?
1.
400° to
600°F
2.
600° to
800 °F
3.
800° to 1,000°F
4.
1,000° to 1,200°F
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