DC injection braking is used on _____.
a. the stationary windings of AC motors
b. compound DC motors where a slower stopping method is acceptable
c. the rotors of shunt motors
d. the rotors of series motors
a. the stationary windings of AC motors
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Answer the following statement true (T) or false (F)
Which comprises the majority of a whole grain kernel?
a. endosperm c. rye b. germ d. bran
The decimal system is called a base-____ system.
A. 2 B. 8 C. 10 D. 16
How does the presence of 7 to 9 percent CO2 in flue gas reflect heating unit performance?
A) It indicates a possible gas leak. B) It indicates that the unit is running efficiently. C) It indicates the level of CO2 is neutral. D) It indicates a lack of efficiency.