What are the required topics for a ladder training program?
What will be an ideal response?
The training must cover all of the following topics:
• Identifying fall hazards relating to stairs and ladders
• Erecting, maintaining, and disassembling fall protection systems
• Safe construction, placement, use, and care of stairs and ladders
• Maximum load capacities of ladders
• Contents of 29 CFR 1926, Subpart X relating to stairs and ladders
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Explain why it may or may not be justified to keep a computer system on continuously.
What will be an ideal response?
El cable tipo _____ es el cable de las bandejas de control y alimentación eléctrica.
a. TC b. THWN c. TW d. THW
The backing strip should be ____ longer than the base plates to serve as startup and runoff tabs for the weld.
A. one inch B. two inches C. three inches D. four inches
A stream of liquid water enters a boiler and emerGes from the boiler as steam. This steam is mixed with a second stream of steam and the mixed steam is fed to a turbine. It emerges from the turbine as a VLE mixture with a quality of 0.96. The entire process operates at steady state.
An engineer draws a control volume that contains the boiler, the turbine and the mixing point. Which of the following is an energy balance that is both correct for this system and consistent with the sign conventions established in this book? A. 0= m ?_(1,in) H ?_(1,in)+ m ?_(2,in) H ?_(2,in)- (m ?_(1,in)+m ?_(2,in) ) H ?_out+W ?_s+ Q ? B. W ?_s+ Q ?= m ?_(1,in) H ?_(1,in)+ m ?_(2,in) H ?_(2,in)- m ?_out H ?_out C. ?-W ??_s= m ?_(1,in) H ?_(1,in)+ m ?_(2,in) H ?_(2,in)- m ?_out H ?_out D. m ?_(1,in)+m ?_(2,in) ?=m ??_out E. All of the above.