Before starting a new unit, the technician should:

A) Ohm out all electrical components.
B) Perform both a mechanical and electrical precheck.
C) Check the unit amp draw.
D) Check the system superheat.


B

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A TDMA system uses 270.833 kbps data rate to support 8 users per frame.

(a) What is the raw data rate provided for each user? (b) If guard time and synchronization occupy 10.1 kbps, determine the traffic efficiency? (c) If (7, 4) code is used for error handling, what is the overall efficiency?

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La norma que establece los requisitos mínimos para la instalación segura de sistemas eléctricos es:

a. OSHA 29 CFR, Parte 1910. b. OSHA 29 CFR, Parte 1926. c. el NEC®. d. IEEE 9000.

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What is the purpose of fat deposition in a beef cattle's body cavity?

a. Store energy c. Cushion internal organs b. Replace muscle d. a and c

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On a psig gauge,  "0" is actually ____.

A. 0 psia B. 14.7 psia C. 12 pisa D. -14.7 psia

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