Which of the following is required when hoisting materials with a crane?
a. There can’t be any wind during the lift.
b. The material must be wrapped in a tarp.
c. There must be a certified rigger present to direct the lift.
d. Cranes can be used only for lifts of two or more stories.
c. There must be a certified rigger present to direct the lift.
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Name at least four codes published by the International Code Council (ICC).
What will be an ideal response?
AC power can be converted to DC power through use of components called:
A) Modulators. B) Rectifiers. C) Transistors. D) Inverters.
This type of clutch uses a non-contacting nonferrous rotor (usually copper or aluminum) sandwiched between two magnetic disks mounted in a housing. What is it called?
What will be an ideal response?
A three-prong plug should be used when a tool is:
A. grounded B. not double insulated C. bypassed D. improperly used.