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%.
b. Add special drive circuitry.
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Which type of line chart is used to compare several sets of data?
A. grouped line chart B. multiple line chart C. paired line chart D. deviation line chart
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Using the binary system, if 0 = 0000 0000 and 1= 0000 0001, what does 0000 0100 equal?
A. 100 B. 4 C. 3 D. 2
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_____ adults feed almost exclusively on sagebrush
a. Sage grouse b. Blue grouse c. Sage chukar d. Mourning dove
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If three 2.2 k? resistors are connected in series across a 50 V source, PT equals ________
A) 379 mW B) 104.2 mW C) 402 mW D) 52.08 mW
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