Which type of Phillips screwdriver has the sharpest tip?
A) #1 B) #2 C) #3 D) None of these
A
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Cable is strung from a wind turbine to a distribution panel. The cable has 14 spans of 24 feet? between poles. 11 feet of cable takes power from the turbine to the first pole and 13 feet of cable takes the power from last pole to the distribution panel. What is the length of cable need for this system?
Fill in the blank(s) with the appropriate word(s).
The human ear is most sensitive to sounds at which of the following frequencies?
A) 63 Hz. B) 1000 Hz. C) 500 Hz. D) 250 Hz.
What are the advantages of using three-wire service in general distributions?
What will be an ideal response?
Which of the following is the best instrument for testing for a grounded coil?
a. Dielectric tester b. Continuity tester c. Voltmeter d. Ammeter