Elevations are best measured using a _____.
a.carpenter’s level
c.builder’s level
b.tape measure
d.elevator
ANS: C
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Answer the following statement(s) true (T) or false (F)
1. Allen-Bradley offers two types of counters: up counters (CTU) and down counters (CTD). 2. By only having one counter file, the MicroLogix 1000 is limited to 64 counters (counters 0 through 63). 3. Timers can be combined with counters when it is necessary to extend the time of the timer beyond its normal limits. 4. The same CU, CD, DN, OV, and UN bits are available on the Logix5000 counters as was available on the other Allen-Bradley counters. 5. If the accumulated value should exceed the upper limit, the overflow bit (OV) will be set and the counter then rolls over to -2,147,483,647 and begins counting up again.
Explain how a technician can verify that a motor is operating within nameplate parameters.
What will be an ideal response?
The two refrigerant lines connecting the inside and outside units of a split system air conditioner are:
A) The discharge line and suction line. B) The discharge line and liquid line. C) Suction line and liquid line. D) The liquid line and condensate line.
___________ innovations are changes in the physical appearance or performance of a
product or service.
a. Technical b. Radical c. Incremental d. Physical e. Quality