Prime Power Test Technician Level 2 Practice Exam 2 Of 3 (technical)

50 Questions  I  By Michaelleal01
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Prime Power Test Technician Level 2 Practice Exam 2 Of 3 (Technical)
Test TechnicianLevel 2 practice exam. 50 questions selected at random. 90 minute time limit. Please allow yourself at least 1 hour to complete the test properly. 70% is passing. You cannot save test and resume later. Good Luck!

  
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1. 
What is the total circuit resistance?
A.
B.
C.
D.
2.  An insulation resistance test set has 3 scales on its meter face. The top scale is 3 to 3k gigohms. The center scale is 30 to 30k megohms. The bottom scale is 3 to 30k kilohms. After selecting the center scale and connecting the leads to a 2300 volt , 500 HP motor, the instrument indicates the lowest reading. You have determined that :
A.
B.
C.
D.
E.
3.  What side of the power triangle is the longest?
A.
B.
C.
D.
E.
4.  If the current lags the voltage by 90 degrees, it is purely a _____________ circuit.
A.
B.
C.
D.
E.
5.  Winding resistance measurements are performed by using a :
A.
B.
C.
D.
6.  Multi-meters can be routinely used to
A.
B.
C.
D.
E.
7.  Capacitance is measured in:
A.
B.
C.
D.
E.
8.  What is the kVA rating of a 3 phase generator rated at 100kW with a .9 power factor?
A.
B.
C.
D.
9.  A two winding transformer that has a lower primary voltage than its secondary is known as:
A.
B.
C.
D.
E.
10.  Insulation power factor test equipment
A.
B.
C.
D.
E.
11.  Kilo equals :
A.
B.
C.
D.
12.  If a specified value is 120.00 , and the measured value is 124.56, the % error is:
A.
B.
C.
D.
13.  What is the turns ratio of a 3 phase 500kVA, 13,200-480 volt rated D-D transformer that is 80% loaded?
A.
B.
C.
D.
E.
14.  What test equipment is used to test the RTD inputs of a motor protective relay?
A.
B.
C.
D.
E.
15.  Watt is a unit of:
A.
B.
C.
D.
E.
16.  A 119 volt, 60hz AC voltage is put across a series circuit with an 8 ohm resistor and a capacitor who's reactance is 15 ohms. What is the circuit impedance? Z = Square root of (R^2 + Xc^2)
A.
B.
C.
D.
E.
17.  With insulation resistance test equipment :
A.
B.
C.
D.
18.  Power factor is calculated by:
A.
B.
C.
D.
E.
19.  To make a resistance measurement, start with the ohmmeter set on :
A.
B.
C.
D.
20.  How would you use a VOM rated at 10 amperes maximum to measure a 100 amp load?
A.
B.
C.
D.
E.
21.  The maximum voltage rating of a multi-meter used without a high voltage probe is typically
A.
B.
C.
D.
E.
22.  Reactive power is measured in:
A.
B.
C.
D.
E.
23. 
What is the total power consumed in the circuit?
A.
B.
C.
D.
E.
24.  The sum of the interior angles of a triangle is :
A.
B.
C.
D.
25.  One giga unit is equal to:
A.
B.
C.
D.
E.
26.  If an AC voltage has a frequency of 350 hertz, how many times will the positive peak value of voltage occur after 2 seconds?
A.
B.
C.
D.
E.
27.  On a 575 Delta system, what is the line to line voltage?
A.
B.
C.
D.
E.
28.  A polorization index  test typically requires the use of :
A.
B.
C.
D.
E.
29.  There are _____ degrees in one cycle of a sine wave.
A.
B.
C.
D.
E.
30. 
What current will flow in this circuit?
A.
B.
C.
D.
E.
31.  Properly adjusting to the null point of a transformer turns ratio test set :
A.
B.
C.
D.
E.
32.  Measuring instruments with graduated scales and pointers are referred to as __________ type instruments
A.
B.
C.
D.
E.
33.  An ampere is
A.
B.
C.
D.
E.
34.  Which formula is correct if : A=100, B= 200, and C= 300
A.
B.
C.
D.
35.  Typical ground resistance test sets provide :
A.
B.
C.
D.
E.
36.  What is indicated when the turns ratio test set is hard to crank and the correct exciting voltage cannot be reached ?
A.
B.
C.
D.
E.
37.  A 0.8 henry inductor is connected to a 120 volt, 60hz line. How much current will flow?  hint:  Z= (2xpi)(Frequency)(Henrys)  and I= E/Z
A.
B.
C.
D.
38.  Voltage in an electrical system:
A.
B.
C.
D.
E.
39.  Insulation resistance tests sets usually include ___ test connection terminals.
A.
B.
C.
D.
40.  The batteries in a typical analog multimeter are required for:
A.
B.
C.
D.
E.
41. 
A 35 microfarad capacitor is connected to a 120 volt, 60 hz line. What is the value of Xc?
A.
B.
C.
D.
E.
42.  Low resistance ohmmeters typically include ____ test connection terminals
A.
B.
C.
D.
E.
43.  Which instrument or test set is LEAST likely to be used during the testing of medium voltage cables
A.
B.
C.
D.
E.
44.  The henry is a unit of measurement of
A.
B.
C.
D.
E.
45.  If 4000 was the specified value, and 3850 was the mesured value, what is the percent error?
A.
B.
C.
D.
46.  The RMS value of a sinusoidal wave is equal to the peak value times:
A.
B.
C.
D.
E.
47.  Generally, high current test sets:
A.
B.
C.
D.
E.
48.  In a series ac circuit that  contains only capacative reactance and resistance, the current :
A.
B.
C.
D.
E.
49.  To measure circuit resistance, first
A.
B.
C.
D.
50.  If  X=5 , Y=6, then : XY(X^2 -Y) =                      X times Y times   (X squared minus Y)
A.
B.
C.
D.
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