A type of one-way clutch that uses struts and notches, instead of rollers or sprags, is called a ________.
A) Reverse ratchet clutch
B) Mechanical diode
C) Roller-sprag clutch
D) None of these
B) Mechanical diode
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Cascade control is best described as:
a. a collection of instruments that work together to automatically control a process b. enhances controller output by increasing the output in relationship to the changing process variable. c. describes the scaling factor used to take a controller from 0% to 100% output. d. a term used to describe how one control loop controls or overrides the instructions of another control loop in order to achieve a desired set point.
Despite the size of the crop, irrigation water should always be placed 10 to 12 feet below the surface of
the soil.
Indicate whether the statement is true or false.Technician A says that the presence of oil around a fitting of an air-conditioning line may indicate an oil leak but not a refrigerant leak. Technician B says that using an electronic leak detector is the best way to find the source of a refrigerant leak. Who is correct?
A. Tech A B. Tech B C. Both D. Neither
The 1823 Monroe Doctrine was directed toward whom?
a. the British b the Spanish c. the French d. all European powers