Technician A says that electronic calculators have a memory function that can be used to calculate resistance, current, and voltage values for a parallel circuit. Technician B says to separate components of a series-parallel circuit to simplify calculations. Which technician is correct?
A) Technician A only
B) Technician B only
C) Both technicians A and B
D) Neither technician A nor B
C
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The use of improper ____________________ may result in personal injury and/or vehicle damage.
Fill in the blank(s) with the appropriate word(s).
A blowdown system for a cooling tower ____.
A. relieves the concentration of sediment in the sump B. provides extra draft for higher evaporation rate C. promotes vortexing D. provides a means for balancing the water flow
The ________ is used to identify all the controls in series with the load
A) electrical schematic B) pictorial diagram C) component diagram D) all of the above
The purpose of a commutator in a dc generator is to:
A) concentrate flux density. B) provide filtration. C) keep current flowing in one direction. D) maximize the current generated.