This material is used in nuclear reactors because it has a very high melting point of 4357°F (2403°C) and is resistant to radiation.
a. columbium
b. tungsten
c. platinum
d. titanium
a. columbium
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____________________ is the relationship between volts, amperes, and resistance in a circuit.
Fill in the blank(s) with the appropriate word(s).
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The two classifications of overload relays are thermal and _____.
a. magnetic b. shading c. eutectic d. bimetallic
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A thermistor responds to changes in temperature by changing its _____.
a. power output b. voltage c. current d. resistance
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Where is subcooled refrigerant found?
A) Where the refrigerant changes from liquid to gas B) Where the refrigerant is a gas C) Where the refrigerant is a liquid D) Where the refrigerant changes from gas to liquid
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