When heat is applied or when a catalyst is added to _________________________ plastics undergo an irreversible chemical change.
Fill in the blank(s) with the appropriate word(s).
thermosetting
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A steel member has a Brinell of Estimate the ultimate strength of the steel in MPa.
What will be an ideal response?
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The UL requires that system controls affecting fire alarm operation be protected by a(n) _____.
a. lock b. password c. RFID card reader d. thumbprint scanner
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How do you hold the nail tip for application?
What will be an ideal response?
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Which type of thermistor would most likely be used as an input to a truck's computer circuit?
A. NTC B. PTC C. AMP D. CRT
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