How many address lines would be required for an 8K × 16 module?
A) 15 B) 14 C) 12 D) 13
D
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Answer the following statement(s) true (T) or false (F)
1. In the reversing starter, both mechanical and electrical interlocks are used to prevent both starters from closing their line contacts at the same time. 2. A DC motor will generally require more maintenance than an AC motor. 3. The difference between synchronous speed and actual rotor or motor speed is referred to as slip and is normally expressed as a percent of synchronous speed. 4. A servo drive is the least complex type of variable frequency drive system available. 5. The decision makers are used to perform the work that must occur as the machine sequences through its operations.
Most NEMA-rated general purpose motors have an overcurrent trip class rating of _____.
a. Class 10 b. Class 20 c. Class 30 d. Class 40
Which of the following is a powerful system that automatically searches for, analyzes,
summarizes, and reports information needed by a manager for a particular decision?
a. A management information system b. A transaction-processing system c. A decision support system d. A hypertext system e. None of these
The decimal equivalent of hexadecimal 102 is ________
A) 25810 B) 5910 C) 5610 D) 6010