ELECTRICAL THEORY STUDY GUIDE EXAM AND ACTUAL ANSWERS.
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Module
Electrical Theory
Institution
Electrical Theory
What rule can be used to determine the direction of the current assuming a closed path is provided across the ends of a conductor loop? - Answer Left Hand
(True or False) An individual cycle of any sine wave represents a definite amount of time. - Answer TRUE
What is the correct definit...
ELECTRICAL THEORY STUDY GUIDE
EXAM AND ACTUAL ANSWERS.
What rule can be used to determine the direction of the current assuming a closed path is provided
across the ends of a conductor loop? - Answer Left Hand
(True or False) An individual cycle of any sine wave represents a definite amount of time. - Answer
TRUE
What is the correct definition of the time it takes for a sine wave to complete one cycle? - Answer
Period of waveform
Which symbol represents wavelength? - Answer λ
What term is referred to as the number of complete cycles of alternating current or voltage completed
each second? - Answer Frequency
How many maximum or peaks values occur during each complete cycle of alternating current? - Answer
Two
All meters are calibrated to indicate what values of current and voltage unless marked to the contrary? -
Answer Effective
(True or False) The average value of an alternating current or voltage is the average of all the
instantaneous values during on alteration. - Answer TRUE
(True or False) It requires more energy to keep current flowing than it does to stop or start. - Answer
FALSE
Inductive reactance is measured in ohms and its symbol is _____. - Answer XL
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