Dogs are often used as _____ animals, such as guide dogs for the blind.
Fill in the blank(s) with the appropriate word(s).
service
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Technician A says a dog clutch utilizes roller bearings held in place by springs to separate the inner and outer race of theclutch assembly. Technician B says one-way overrunning clutches can be either roller type or sprag type. Who is correct?
A. A only B. B only C. Both A and B D. Neither A nor B
What are the two types of conducting vessels in a stem?
What will be an ideal response?
How does the induced draft blower improve furnace efficiency of a natural draft furnace?
A) the combustion gasses can be introduced into the duct system, raising the supply air temperature B) combustion gasses do not have to be as hot to correctly vent C) the induced draft motor uses less current than the natural draft motor D) the induced draft blower makes it possible for furnaces to use larger, more open heat exchangers
Which of the following makes ISDN BRI an attractive solution for the small business customer who needs to transmit data?
A) increased data speed B) reliability of a digital circuit C) its use as redundant links between routers or other data devices D) all of the above E) both a and b