When is a forward-curved centrifugal blower motor most likely to draw high amps?
A) When the airflow leaving the blower is restricted
B) When the airflow to the blower is restricted
C) When there is no restriction to the airflow in or out of the blower
D) When the motor RPM is set lower than the manufacturer's specifications
C
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During the mid-to-late 19th century, Chinese women
A. did not emigrate to the United States at all. B. settled mostly on the East Coast. C. outnumbered Chinese men as immigrants to the United States. D. were very few in number, and most became prostitutes. E. competed with Irish and black women for jobs in domestic service.
A honey bee has all the following parts except:
a. Head c. Eight legs b. Thorax d. Abdomen
A helicopter is lifting an 800-pound unit at a rate of 200 feet per minute. How many horsepower of work energy is the helicopter using in the process?
A. 3.863 hp B. 4.517 hp C. 4.848 hp D. 5.209 hp
Which of the following switches would be most appropriate for closing two separate circuits when the switch is pressed?
A. DPST B. SPDT C. DPDT D. SPST