When using a motor other than a NEMA Design A or B with a VFD, what added precaution must be taken?
a. Use a totally enclosed motor
b. Add special drive circuitry
c. Add an IGBT to the motor
d. Increase supply voltage by 10 percent
b
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Answer the following statement(s) true (T) or false (F)
1. Circularity is a perfect condition. 2. A circularity tolerance is always applied to surface elements of a surface of revolution. 3. A circularity tolerance feature control frame may be attached to a leader directed to the surface or to the size dimension. 4. When a circularity tolerance is applied to a cylindrical surface, the circularity tolerance does not override Rule #1. 5. Roundness (circularity) is a simple tolerance to measure.
Trees from which lumber is obtained are divided into two broad categories?softwood trees and hardwood trees. Is the distinction between the two based on the strength of wood obtained from them, their botanical differences, or both? Explain.
What will be an ideal response?
Baited traps are used to harvest _____
A) trout B) salmon C) catfish D) crayfish
Evaluate: 
and round to 3 decimal places.
Fill in the blank(s) with the appropriate word(s).