Which of the following statements about how electrical current flow is induced in an alternator is correct?
A. rotating magnetic field induces a voltage into stationary windings
B. stationary magnetic field induces voltage within a rotor
C. current flow from the alternator is sourced from the battery banks
D. current flow from the alternator is sourced from the voltage regulator
Answer: A
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Which of the following treatment methods is used to kill bacteria and other harmful organisms?
a. diatomaceous earth filter b. activated charcoal filter c. ultraviolet radiation d. neutralizing tank
In VAV systems with a return air fan, the fan provides _____.
a. the same amount of air that the supply air fan is moving b. more airflow than the supply air fan provides c. the amount of air the supply fan is moving, minus the outside air d. 50 percent of the air that the supply air fan provides
Technician A says balance shafts are used to counteract vibration created in the engine. Technician B says proper balancing of the engine is important for smooth operation. Who is right?
A) Technician A only B) Technician B only C) Both technicians A and B D) Neither technician A nor B
Bus bandwidth is equal to the average number of bits transmitted per transaction
Indicate whether the statement is true or false