ATT FC Test 10 Complete Questions and
Answers 100% Correct | New Update 2025
2 Categories of Rotating Machinery - ANSWER Motors and Generators
All rotating machinery have these: - ANSWER Rotating Shaft Mechanical in
Electrical out
Why is AC Motor so popular? - ANSWER Readily Available
Twisting Action - ANSWER Torque
How is torque related to CEMF? - ANSWER Inversely
Starting Current for DC Series motor is (greater/less) than for DC shunt -
ANSWER Greater
Generates Rotor Current in an AC induction motor - ANSWER Stator Magnetic
Field
Has characteristics of both a series and/or shunt motor - ANSWER compound
motor
How is load proportional to RPM? CEMF? Armature Current? Torque? -
ANSWER Inversely, Inversely, Directly, Directly
, How is rotor speed proportional to CEMF? Torque? - ANSWER Directly,
Indirectly
DC motor converts (energy type) to (energy type) - ANSWER Electric DC
Voltage to Mechanical
Torque is maximum when rotor is - ANSWER Locked
AC motor input has 2 characteristics. What are they? - ANSWER AC, Sinusoidal
Wave
Machinery that converts electrical energy to mechanical energy - ANSWER
Motor
Machinery that converts mechanical energy to electrical energy - ANSWER
Generator
Motor Principle of magnetism - ANSWER Attraction and Repulsion
Generator principle of magnetism - ANSWER Pass conductor through magnetic
field
Magnetic principle where a generator powers its own stators while generating
output - ANSWER Retentivity
Principle of AC induction motor operation - ANSWER Induction
Answers 100% Correct | New Update 2025
2 Categories of Rotating Machinery - ANSWER Motors and Generators
All rotating machinery have these: - ANSWER Rotating Shaft Mechanical in
Electrical out
Why is AC Motor so popular? - ANSWER Readily Available
Twisting Action - ANSWER Torque
How is torque related to CEMF? - ANSWER Inversely
Starting Current for DC Series motor is (greater/less) than for DC shunt -
ANSWER Greater
Generates Rotor Current in an AC induction motor - ANSWER Stator Magnetic
Field
Has characteristics of both a series and/or shunt motor - ANSWER compound
motor
How is load proportional to RPM? CEMF? Armature Current? Torque? -
ANSWER Inversely, Inversely, Directly, Directly
, How is rotor speed proportional to CEMF? Torque? - ANSWER Directly,
Indirectly
DC motor converts (energy type) to (energy type) - ANSWER Electric DC
Voltage to Mechanical
Torque is maximum when rotor is - ANSWER Locked
AC motor input has 2 characteristics. What are they? - ANSWER AC, Sinusoidal
Wave
Machinery that converts electrical energy to mechanical energy - ANSWER
Motor
Machinery that converts mechanical energy to electrical energy - ANSWER
Generator
Motor Principle of magnetism - ANSWER Attraction and Repulsion
Generator principle of magnetism - ANSWER Pass conductor through magnetic
field
Magnetic principle where a generator powers its own stators while generating
output - ANSWER Retentivity
Principle of AC induction motor operation - ANSWER Induction