In addition to the instructions in other Allen-Bradley counters, Logix5000 controllers have the counter instruction ____________________. This is both an up and down counter in one instruction with a built in reset function.
Fill in the blank(s) with the appropriate word(s).
CTUD
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Answer the following statement(s) true (T) or false (F)
1. In order to produce a rotating magnetic field, there must be more than one phase. 2. Centrifugal switches can be used on all types of split phase motors. 3. The hot-wire relay functions as both a starting relay and an overload relay. 4. Multiple speeds are obtained by connecting inductance in parallel with the main run winding. 5. Shaded pole motors are used in applications where it is necessary to reverse the direction of rotation of the motor.
Electromagnetism is responsible for creating the rotation of the armature in an electric motor.
Answer the following statement true (T) or false (F)
Progress in human ____________________ has improved because of research by agriscientists using animals and plants
Fill in the blank(s) with the appropriate word(s).A diode that allows current flow in both directions is ____.
A. open B. typical C. high-impedance D. shorted