Which of the following statements about a chain hoist is correct?
a. A chain hoist and a ratchet-lever hoist are the same thing.
b. A sling should always be used with a chain hoist.
c. A chain hoist and a chain fall are not the same thing.
d. They are designed so that the chain can be wrapped around the load.
b
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An electronic device that is often used to help overcome the problem of induced noise is the ____.
A. float switch B. LED C. MOV D. differential amplifier
The data accumulated and transmitted to the supplier utilities by electric, gas and water smart meters is also available to the home or business owner through the use of a(n) ____________________.
Fill in the blank(s) with the appropriate word(s).
Bent sheets are part of the _____.
a. general drawings b. substructure sheets c. superstructure sheets d. approach slab sheets
Aisle markings are ________ in color and lead to ________
A) Yellow; emergency exits B) White; safe areas C) Blue; emergency exits D) Yellow; rest rooms