Electricity: Mastering Motor Control Circuits

Quiz
•
Mathematics
•
12th Grade
•
Medium
Jerry McIntosh
Used 4+ times
FREE Resource
15 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the primary purpose of a motor control circuit?
To increase the speed of the motor
To start, stop, and regulate the motor's operation
To convert AC to DC
To reduce the motor's size
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
If a motor has a voltage rating of 240V and a current rating of 10A, what is the power consumption of the motor?
1200W
2400W
4800W
600W
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which component in a motor control circuit is used to protect the motor from overload?
Resistor
Capacitor
Circuit breaker
Transformer
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A motor has a resistance of 5 ohms and is connected to a 20V power supply. What is the current flowing through the motor?
2A
4A
5A
6A
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following is NOT typically found in a motor specification sheet?
Voltage rating
Current rating
Color of the motor
Power factor
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Using Ohm's Law, calculate the voltage across a motor with a resistance of 10 ohms and a current of 3A.
10V
20V
30V
40V
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In a motor control circuit diagram, what does a dashed line typically represent?
A physical connection
A mechanical linkage
An electrical short
A broken circuit
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