The most common fan used for moving air through ductwork in residential air conditioning is
A) Forward curved centrifugal B) Backward curved centrifugal
C) Vane axial D) Propeller
A
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From your favorite Web site, find out the acceptable bit error rate for the following applications:
(a) Voice communication (b) Video communication (c) Defense applications (d) Sensor data communication in a nuclear plant (e) Sensor measuring paper thickness in a plant (f) Sensor measuring temperature for different steps of a chemical process (g) Sensor measuring accuracy of a lathe machine
Which of the following components would NOT be under suction when the engine is running?
A. primary filter B. pickup tube C. fuel tank D. secondary filter
Technician A says communication is important so that the actual customer concern is addressed and fixed. Technician B says poor communication can cause an incorrect diagnosis. Who is correct?
A. Technician A B. Technician B C. Both A and B D. Neither A nor B
The ends of 1,000 kcmil conductors can be trimmed using _____.
a. scissors b. cable cutters c. pliers d. a cable reamer