Which important function does a cripple jack rafter serve in roof framing?
A) Provides a designated area for walking on the roof
B) Provides nailing areas for roof sheathing
C) Increases surface area of the roof
D) Decreases structural integrity of the roof
B
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The BC team begins with the development of the BC __________, which overviews the organization's philosophy on the conduct of BC operations and serves as the guiding document for the development of BC planning.
Fill in the blank(s) with the appropriate word(s).
?FCAW electrodes have a flux that is mineral based, often called ____________.
Fill in the blank(s) with the appropriate word(s).
In a basic electric circuit with a steady potential, when resistance increases:
A) Current increases. B) Current decreases. C) Current remains the same. D) The resistance has no effect on the current in an electric circuit.
Which of the following is NOT a correct statement when troubleshooting timer ladder logic?
A) Most difficult ladder timer programs to test have linked or cascaded timers, large PRE values, and very slow execution times. B) The timer dialog boxes are used to track timer data as the program executes. C) Timers are tested starting with the first in the sequence, and then add one timer at a time until the total sequence is operational. D) A PLC simulator from the PLC manufacturer helps in program verification and troubleshooting in the off-line mode.