100 Hz is applied to an eight-pole squirrel-cage motor. What happens to the synchronous speed if the number of poles are reduced to four?
A. It is half.
B. It doubles.
C. It is one-fourth.
D. It is four times greater.
Answer: B
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A drywall board best suited for bathrooms is _____ boards.
a.MR b.Type X c.veneer base d.regular
A spade drill is a flat blade with sharpened cutting edges
Indicate whether the statement is true or false
When connecting the glad hands, press the two seals with the couplers together at what degree at each other?
a. 45 degrees b. 90 degrees c. 180 degrees