Most dishwashers have a(n) ____ as an internal backflow device to protect the potable water supply.
a. air gap
b. reduced pressure zone backflow preventer
c. pressure-type vacuum breaker
d. high loop vacuum breaker
ANSWER: a
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The unit of modulus of elasticity is
A) ksi. B) Pa. C) GPa. D) psi. E) all of the above.
The ends of 1,000 kcmil conductors can be trimmed using _____.
a. scissors b. cable cutters c. pliers d. a cable reamer
To avoid cutting of CMUs, the dimensions of CMU wall segments and the openings in walls are multiples of an 8-in. module. What is the relationship between the dimension of a CMU wall segment based on the multiple of an 8-in. module and the actual dimension of the wall segment?
What will be an ideal response?
Which of these is NOT one of the primary causes of the overpopulation of dogs and cats?
A) parents who want their children to experience "the miracle of birth" B) unplanned matings C) mating for research purposes D) mating for commercial purposes