SACA C-202 ELECTRIC MOTOR CONTROL
SYSTEMS TEST 2026/2027 BANK WITH 500
QUESTIONS WITH DETAILED VERIFIED
ANSWERS / EXAM QUESTIONS WILL COME
FROM HERE (100% CORRECT ANSWERS/
A+ GRADED
Which of the test probes placed in the circuit as shown in
the figure, what should the voltage reading be if the start
pushbuttons pressed, assuming the circuit is operating
properly? - ....ANSWER...Full control voltage
In a 480VAC 3 phase WYE system with a neutral ground,
what are the phase to phase voltages and the phase to
neutral voltage? - ....ANSWER...Phase-Phase = 480VAC /
Phase-Neutral = 277VAC
Which of the following items on a motor's nameplate is
used to determine how much output power a motor can
safely produce above its rated power? -
....ANSWER...Service Factor
,If the service factor for a motor is not given on the
nameplate, what should you assume the service factor to
be? - ....ANSWER...1
Which of the following is not a result of connecting a dual-
voltage motor to operate on the higher voltage? -
....ANSWER...Increased current draw
You can reverse the rotation of any three-phase motor by
interchanging any two of the three power supply lines. -
....ANSWER...True
A reversing magnetic motor starter provides a magnetic
method of changing a motor's direction of rotation. -
....ANSWER...True
Based on the wiring diagram shown, which of the
following statements is true of a drum switch if the switch
is placed in the reverse position? - ....ANSWER...L1 is
connected to T3, L2 is connected to T2, and L3 is connected
to T1
,Which of the following is a component of a reversing
magnetic motor starter? - ....ANSWER...All of the above
One application of the interlocking is to cause both the
forward and reverse coils of a reversing contactor to be
energized at the same time. - ....ANSWER...False
Examine the circuit shown and determine which type(s) of
interlocking is/are shown. - ....ANSWER...Auxiliary
contact and mechanical interlocking
Mechanical interlocking should be should be used in
combination with one of the electrical methods so that the
locked coil cannot be energized. - ....ANSWER...True
A _______ is often used to allow an operator or technician
to change a machine from the automatic mode to the
manual mode. - ....ANSWER...Selector switch
Based on the circuit shown, what will happen ti the motor
if the JOG pushbutton is pressed? - ....ANSWER...The
motor will run until the JOG button is released
, A Hand-Off_Automatic (H-O-A) circuit requires a selector
switch with _______ positions. - ....ANSWER...3
Because of the versatility and efficiency, most of the
power produced and transmitted throughout the world is
three-phase - ....ANSWER...True
Power Companies transmit three-phase power at a very
high voltage to minimize power losses. - ....ANSWER...A
distribution system reduces the power to lower voltages
using transformers at a substation or or at the plant site
A control relay is designed to switch - ....ANSWER...True
To provide a low-resistance path for fault current,
ensuring safety and protecting equipment. -
....ANSWER...Grounding
NEMA, IEC, and NEC standards. -
....ANSWER...Common standards associated with
electrical control
SYSTEMS TEST 2026/2027 BANK WITH 500
QUESTIONS WITH DETAILED VERIFIED
ANSWERS / EXAM QUESTIONS WILL COME
FROM HERE (100% CORRECT ANSWERS/
A+ GRADED
Which of the test probes placed in the circuit as shown in
the figure, what should the voltage reading be if the start
pushbuttons pressed, assuming the circuit is operating
properly? - ....ANSWER...Full control voltage
In a 480VAC 3 phase WYE system with a neutral ground,
what are the phase to phase voltages and the phase to
neutral voltage? - ....ANSWER...Phase-Phase = 480VAC /
Phase-Neutral = 277VAC
Which of the following items on a motor's nameplate is
used to determine how much output power a motor can
safely produce above its rated power? -
....ANSWER...Service Factor
,If the service factor for a motor is not given on the
nameplate, what should you assume the service factor to
be? - ....ANSWER...1
Which of the following is not a result of connecting a dual-
voltage motor to operate on the higher voltage? -
....ANSWER...Increased current draw
You can reverse the rotation of any three-phase motor by
interchanging any two of the three power supply lines. -
....ANSWER...True
A reversing magnetic motor starter provides a magnetic
method of changing a motor's direction of rotation. -
....ANSWER...True
Based on the wiring diagram shown, which of the
following statements is true of a drum switch if the switch
is placed in the reverse position? - ....ANSWER...L1 is
connected to T3, L2 is connected to T2, and L3 is connected
to T1
,Which of the following is a component of a reversing
magnetic motor starter? - ....ANSWER...All of the above
One application of the interlocking is to cause both the
forward and reverse coils of a reversing contactor to be
energized at the same time. - ....ANSWER...False
Examine the circuit shown and determine which type(s) of
interlocking is/are shown. - ....ANSWER...Auxiliary
contact and mechanical interlocking
Mechanical interlocking should be should be used in
combination with one of the electrical methods so that the
locked coil cannot be energized. - ....ANSWER...True
A _______ is often used to allow an operator or technician
to change a machine from the automatic mode to the
manual mode. - ....ANSWER...Selector switch
Based on the circuit shown, what will happen ti the motor
if the JOG pushbutton is pressed? - ....ANSWER...The
motor will run until the JOG button is released
, A Hand-Off_Automatic (H-O-A) circuit requires a selector
switch with _______ positions. - ....ANSWER...3
Because of the versatility and efficiency, most of the
power produced and transmitted throughout the world is
three-phase - ....ANSWER...True
Power Companies transmit three-phase power at a very
high voltage to minimize power losses. - ....ANSWER...A
distribution system reduces the power to lower voltages
using transformers at a substation or or at the plant site
A control relay is designed to switch - ....ANSWER...True
To provide a low-resistance path for fault current,
ensuring safety and protecting equipment. -
....ANSWER...Grounding
NEMA, IEC, and NEC standards. -
....ANSWER...Common standards associated with
electrical control
