The phasor rotation of a negative harmonic causes an induction motor to produce ____.
A. positive feedback
B. a high magnetic field
C. less torque
D. more torque
Answer: C
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A 1 1/16” long piece is cut from the piece of steel angle iron illustrated. If there is 1/8” of waste caused by the kerf of the oxy-acetylene cutting process, what is the length of the remaining piece of angle iron, in inches?
Reduce all fractions to their simplest forms. Convert all improper fractions to mixed numbers. Provide answers in the following format:
Fraction: 3/4
Mixed number: 1 5/8
Virtually all manufacturers’ service manuals contain troubleshooting ____________________ and/or tables of possible operating troubles along with their probable causes.
Fill in the blank(s) with the appropriate word(s).
What is an oil circuit?
What will be an ideal response?
Of what MA does a screw jack take advantage?
A. lever B. inclined plane C. rack and pinion D. block and tackle