A major difference between three-phase motors and single-phase motors is that:
A) Three-phase motors do not need any type of starting components.
B) Three-phase motors use three times as much current.
C) Three-phase motors have a laminated iron rotor.
D) Three-phase motors use three sets of starting components.
A
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By the mid-18th century, the overwhelming majority of North American colonies shared all of the following similarities except
A. full democratic participation by all colonists in political affairs, regardless of social and economic class. B. the dominant use of English in language. C. the dominance of Protestantism in religion. D. increased opportunity for social mobility. E. some degree of ethnic and religious toleration.
Volvo television ads frequently show the company's cars being subjected to crash tests, to
impress consumers with how well-built the cars are and to create the impression that Volvos are among the safest cars on the market. What competitive business strategy does this represent?
a. Differentiation b. Overall cost leadership c. Focus d. Analyzer e. Adaptation
What is a “cascade” system?
a. The low temp system evaporator cools the condenser of the high temp system. b. The high temp system evaporator cools the condenser of the low temp system.
Technician A says that the that HV battery container is grounded to the vehicle chassis. Technician B says that the HV battery and its housing and container are completely insulated and isolated from the rest of the vehicle. Which technician is correct?
A) Technician A only B) Technician B only C) Both technicians D) Neither technician