What is the inductive reactance of a 0.2 mH inductor operating at 1 kHz?
A) 126 k? B) 1.26 k? C) 1.26 ? D) 126 ?
C
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Which method enables ultraviolet (UV) lamps to be able to kill the maximum number of microbes in a duct system?
a. Install UV lamps in the airstream ahead of an EAC. b. Constantly bathe the evaporator coil with UV light. c. Cycle the UV lamps on and off with the furnace blower. d. Install UV lamps in the return air duct airstream.
Which of the following is one of the major elements included in an Emergency Action Plan?
A) Evacuation procedure B) Procedures for employees who are required to stay behind C) A procedure to account for all employees after evacuation D) All of the above
What criteria should be used when selecting a container for a terrarium?
What will be an ideal response?
Mature earthworms have a broad, raised band encircling the body:
A. Behind the head B. Around the mouth C. At the tail D. No answers