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PAE Final Review
Lesson 5 : AC Theory Lecture Fill Ins
17
Electrical Engineering
Undergraduate 1
04/19/2011

Additional Electrical Engineering Flashcards

 


 

Cards

Term

1) A ______ wave is an alternating electric current that periodically reverses direction.

          

Definition
sine
Term

2) The unintentional resistance present in all conductors is ________ _________.

 

Definition
 parasitic  resistance
Term

3) The equation to find power loss at specific current and resistance is _____ = _________.

 

Definition

                   P      =       I x I x R


Term

4) Impedance is a function of resistance, _________ reactance, and _________ reactance.

 


Definition
Inductive                           capacative
Term

5) An ________ is a conductive coil that opposes changes in the amount and direction of current flow.

    


Definition
inductor
Term

6) A  ________ is an electronic component that is capable of storing a charge between two points.

 


Definition
capacitor
Term

7) ________ _________ is the difference in time between two points measured in degrees.


Definition
Phase     Angle
Term

 8) The Greek letter Theta (0) is used to represent ________ ________.

 


Definition
phase     angle
Term

9) _______ Phase Power has a 180 degree phase angle, and _____ Phase Power has a 120 phase angle.

 

Definition
single
Term

 

10) __ __ __ the __ __ __man is a mnemonic to help remember that current lags voltage in an inductor, and voltage lags current in a capacitor.  

 

Definition

E   L   I     the     I    C  E


Term

11) Phase Angle is referenced to _______ for an AC amplitude.

                                        

 

Definition
voltage
Term

12) A ______ Power Factor is more desirable.

 


Definition
 higher
Term

13) Real Power is the power that is consumed by the _____.

 


Definition
load
Term

14) The Greek letter Phi is used to represent the word '_________'.

 

 

Definition
phase
Term

15) The power equation for a 3 Phase balanced load is : 3 Phi W = I x E x pf x ______.

 

Definition
1.73
Term

16) The units for Apparent Power are VA, or _____ - _____.

 

Definition
volt     amps
Term

17) The units for Reactive Power are VAR, or ______-______ _______.

 

Definition
volt   amps reactive
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