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ATT TEST 11 EXAM QUESTIONS AND ANSWERS LATEST UPDATE  

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What is a motor - ANSWERSa device that converts electrical energy into mechanical energy What is a generator - ANSWERSa device that converts mechanical energy into electrical energy What is an incremental motor - ANSWERSa motor whose shaft rotates a specific distance in degrees What is a continuous motor - ANSWERSone whose shaft continuously rotates without interruption when input is applied What type of generator produces DC volts and uses a commutator? - ANSWERSDynamo Motors and generators operate on what principle? - ANSWERSElectromagnetism What characteristic describes how fast shaft rotates and is measured in RPM/RPS? - ANSWERSSpeed What characteristic is a twisting force that causes shaft to rotate? - ANSWERSTorque How is torque calculated in generators? - ANSWERSForce X Distance from center of shaft How are torque and speed related? - ANSWERSInversely proportional What characteristic is a generated voltage that OPPOSES applied volts? - ANSWERSCouterelectromotive Force (CEMF) How is CEMF produced? - ANSWERSBy the rotation of motors shaft How is CEMF related to speed and torque? - ANSWERSCEMF is proportional to speed

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ATT TEST 11 EXAM QUESTIONS AND
ANSWERS LATEST UPDATE

, What is a motor - ANSWERSa device that converts electrical energy into mechanical
energy

What is a generator - ANSWERSa device that converts mechanical energy into
electrical energy

What is an incremental motor - ANSWERSa motor whose shaft rotates a specific
distance in degrees

What is a continuous motor - ANSWERSone whose shaft continuously rotates without
interruption when input is applied

What type of generator produces DC volts and uses a commutator? -
ANSWERSDynamo

Motors and generators operate on what principle? - ANSWERSElectromagnetism

What characteristic describes how fast shaft rotates and is measured in RPM/RPS? -
ANSWERSSpeed

What characteristic is a twisting force that causes shaft to rotate? - ANSWERSTorque

How is torque calculated in generators? - ANSWERSForce X Distance from center of
shaft

How are torque and speed related? - ANSWERSInversely proportional

What characteristic is a generated voltage that OPPOSES applied volts? -
ANSWERSCouterelectromotive Force (CEMF)

How is CEMF produced? - ANSWERSBy the rotation of motors shaft

How is CEMF related to speed and torque? - ANSWERSCEMF is proportional to speed
and inversely proportional to torque

What are loads? - ANSWERSitems that require motion and are driven by rotating shaft
(motors) and electrical circuits that require power (generators)

How are loads related to speed? - ANSWERSInversely proportional

What characteristic is the amount of work accomplished? - ANSWERSpower

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