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Exam (elaborations)

ATT TEST 2 EXAM FULL PRACTICE QUESTIONS WITH NETWORKING AND CUSTOMER SERVICE SCENARIOS

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ATT TEST 2 EXAM FULL PRACTICE QUESTIONS WITH NETWORKING AND CUSTOMER SERVICE SCENARIOS

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ATT TEST 2 EXAM FULL PRACTICE QUESTIONS
WITH NETWORKING AND CUSTOMER SERVICE
SCENARIOS

◉ What is rotating machinery divided into?
Answer: motors and generators


◉ What kind of input and output do motors have?
Answer: electrical input and mechanical output


◉ What is motor divided into?
Answer: incremental and continous


◉ What is incremental motor?
Answer: the shaft rotates a specific distance in degrees depending in
the electrical input


◉ What is continuous motor?
Answer: the shaft rotates continuously, DC and AC


◉ What is generators divided into?

,Answer: DC and AC


◉ What kind of input and output do generators have?
Answer: mechanical input and electrical output


◉ Is rotating machinery only about motors?
Answer: no


◉ What is incremental motors divided into?
Answer: digital stepper motors and analog synchro motors


◉ What kind of pulses does a stepper incremental use?
Answer: digital pulses as the electrical input


◉ What is an AC generator used for?
Answer: supply alternating current


◉ What are the characteristics of motors and generators?
Answer: speed, torque, counter electromotive force (CEMF), load,
power, and efficiency


◉ What is speed?

, Answer: the rotation of the shaft


◉ What is speed measured in?
Answer: rpm or rps


◉ What is torque?
Answer: the twisting force that causes the shaft to rotate


◉ What is torque measured in?
Answer: ft - lbs


◉ What is counter electromotive force (CEMF)?
Answer: the rotation of a motor's shaft and opposes the applied
voltage


◉ What is a load?
Answer: received the output of a motor or a generator


◉ What is power?
Answer: the rate at which work is done


◉ Formula for power:

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