As a general rule, three-phase transformers will have one side connected as a ____.

a. neutral
b. wye
c. delta
d. ground


c. delta

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The vector in Figure 4.8 is the sum of vectors A and B. Assume that vector B is horizontal. Given that ? = 31°, ? = 22°, and the magnitude of B = 29 m, find the magnitudes and directions of vectors and .

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___________ gas detectors have a pump to draw in atmospheric air.

Fill in the blank(s) with the appropriate word(s).

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Using the diagram, determine the measure of ?3. 

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A vehicle is being inspected under an? OBD-II testing? program, and the MIL is ON. What will be the results of the? inspection?

A) The vehicle will receive an 80% pass rate
B) The vehicle will pass the test
C) The vehicle will fail the test
D) None of these

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