ELE 74 QUIZ 12 CONTACTORS AND MAGNETIC MOTOR STARTERS
QUESTIONS WITH DETAILED VERIFIED AND 100% ACCURATE
ANSWERS ALREADY GRADED A+ LATEST UPDATE!!!
Additional NC contacts are used to turn on additional loads anytime a contactor or starter is OFF, as well
as to provide electrical ___.
A. arc suppression
B. solenoid action
C. interlocking
D. trip indicators - (answer)C. interlocking
___ control provides low-voltage release and low-voltage protection.
A. Two-wire
B. Three-wire
C. AC
D. DC - (answer)B. Three-wire
Normally, only one ___ unit with one or two contacts is added per contactor or motor starter.
A. pneumatic timer
B. power pole
C. additional electrical contact
D. transient suppression module - (answer)B. power pole
When troubleshooting a contactor or motor starter, the voltage is acceptable if the voltage reading is
within ___% of the motor voltage rating.
A. 10
, ELE 74 QUIZ 12 CONTACTORS AND MAGNETIC MOTOR STARTERS
QUESTIONS WITH DETAILED VERIFIED AND 100% ACCURATE
ANSWERS ALREADY GRADED A+ LATEST UPDATE!!!
B. 20
C. 30
D. 40 - (answer)A. 10
A ___ alloy is a metal that has a fixed temperature at which it changes directly from a solid to a liquid
state.
A. plasmic
B. melting
C. tripping
D. eutectic - (answer)D. eutectic
___ action is the principal operating mechanism for magnetic contactors.
A. Torque
B. Variable
C. Electromechanical relay
D. Solenoid - (answer)D. Solenoid
Contactor and magnetic motor starter modification devices include additional electrical contacts, power
poles, pneumatic timers, transient suppression modules, and ___.
A. photoelectric switches
B. internal DMMs
C. additional busbar connections
D. control circuit fuse holders - (answer)D. control circuit fuse holders
QUESTIONS WITH DETAILED VERIFIED AND 100% ACCURATE
ANSWERS ALREADY GRADED A+ LATEST UPDATE!!!
Additional NC contacts are used to turn on additional loads anytime a contactor or starter is OFF, as well
as to provide electrical ___.
A. arc suppression
B. solenoid action
C. interlocking
D. trip indicators - (answer)C. interlocking
___ control provides low-voltage release and low-voltage protection.
A. Two-wire
B. Three-wire
C. AC
D. DC - (answer)B. Three-wire
Normally, only one ___ unit with one or two contacts is added per contactor or motor starter.
A. pneumatic timer
B. power pole
C. additional electrical contact
D. transient suppression module - (answer)B. power pole
When troubleshooting a contactor or motor starter, the voltage is acceptable if the voltage reading is
within ___% of the motor voltage rating.
A. 10
, ELE 74 QUIZ 12 CONTACTORS AND MAGNETIC MOTOR STARTERS
QUESTIONS WITH DETAILED VERIFIED AND 100% ACCURATE
ANSWERS ALREADY GRADED A+ LATEST UPDATE!!!
B. 20
C. 30
D. 40 - (answer)A. 10
A ___ alloy is a metal that has a fixed temperature at which it changes directly from a solid to a liquid
state.
A. plasmic
B. melting
C. tripping
D. eutectic - (answer)D. eutectic
___ action is the principal operating mechanism for magnetic contactors.
A. Torque
B. Variable
C. Electromechanical relay
D. Solenoid - (answer)D. Solenoid
Contactor and magnetic motor starter modification devices include additional electrical contacts, power
poles, pneumatic timers, transient suppression modules, and ___.
A. photoelectric switches
B. internal DMMs
C. additional busbar connections
D. control circuit fuse holders - (answer)D. control circuit fuse holders
