STOs have an average life span of _____ years
a. four
b. seven
c. eight
d. eleven
A
Trades & Technology
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What components are typically included in a fire-rated partition assembly which is designed for effective sound control and a high fire rating?
What will be an ideal response?
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Which grade of hardboard can be used in exterior applications?
a. Standard b. Particleboard c. Tempered d. Pegboard
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What is the face angle of flares used in the HVAC trade?
a. 30 degrees b. 33 degrees c. 45 degrees d. 60 degrees
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What is the load center length for a tapped feeder with loads of 120A at 50', 110A at 60', 75A at 90', and 70A at 150'?
a. 72.75' b. 75.15' c. 79.60' d. 81.24'
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