ELECTRICAL TROUBLESHOOTING TPC 210 NEWEST ACTUAL
WITH COMPLETE QUESTIONS AND ANSWERS //
VERIFIED//GRADED A+//
If a motor stops for no apparent reason and you are called to
inspect the motor starter, the first thing you should check is
the...
trip levers on the thermal overload relays
If an electrical machine has several problems, you should
correct ______ problem(s) before trying the machine again.
only one
If you close the contacts of a motor controller and measure a
potential difference of zero between the motor terminal, the
fault is probably in the...
controller
Overvoltage, excessive current, too-frequent operation are
possible causes of ______ magnet coils.
burned or short-circuited
Page 1 of 10
, What are NOT typically connected to a control relay?
motors
In the electronic timing relay, the time-delay assembly is
connected in...
series with the relay coil
Interchanging any two supply leads of a three phase motor...
reverses the direction the motor runs
On an electrical diagram, a control relay is indicated by the
designation...
CR
The NEC requires a fuse to be installed in all ______ conductors
ungrounded
Cross-references to the different locations of limit switches in
a diagram are provided by...
arrows next to the symbols line number
Page 2 of 10
WITH COMPLETE QUESTIONS AND ANSWERS //
VERIFIED//GRADED A+//
If a motor stops for no apparent reason and you are called to
inspect the motor starter, the first thing you should check is
the...
trip levers on the thermal overload relays
If an electrical machine has several problems, you should
correct ______ problem(s) before trying the machine again.
only one
If you close the contacts of a motor controller and measure a
potential difference of zero between the motor terminal, the
fault is probably in the...
controller
Overvoltage, excessive current, too-frequent operation are
possible causes of ______ magnet coils.
burned or short-circuited
Page 1 of 10
, What are NOT typically connected to a control relay?
motors
In the electronic timing relay, the time-delay assembly is
connected in...
series with the relay coil
Interchanging any two supply leads of a three phase motor...
reverses the direction the motor runs
On an electrical diagram, a control relay is indicated by the
designation...
CR
The NEC requires a fuse to be installed in all ______ conductors
ungrounded
Cross-references to the different locations of limit switches in
a diagram are provided by...
arrows next to the symbols line number
Page 2 of 10
