Servicing a system with EHB is being discussed. Technician A says servicing these systems is no different from servicing conventional systems. Technician B says some EHB systems have no vacuum booster. Who is correct?
A. A only
B. B only
C. Both A and B
D. Neither A nor B
Answer: B
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Which is the latest version of LEED as given in this text?
A) LEED v2 B) LEED v3 C) LEED v4 D) LEED v5 E) None of the above
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Which of the following is a factor in deciding a unit's balance point?
A) Temperature of the outside air B) Age of the heating system C) Size of the space being heated or cooled D) Amount of 5-kW electric strip heaters
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When voltage is measured with the voltmeter portion of a digital multimeter, the leads should be connected ____ to the portion of the circuit being tested.
A. in series B. behind C. in parallel D. in front of
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The stationary magnet of a DC motor is represented by the _____.
a. armature b. field poles c. commutator d. rotor
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