NEW
Font size
S
M
L
XL
WorksheetsElectric motor control-I
Total questions: 13
Worksheet time: 7mins
Name
Class
Date
1.
Which one among below is not a factor that influence the selection and installation of a controller?
a)
Controller Characteristics
b)
Environment:
c)
Generator
d)
Electrical Service:
2.
Which is the best and most commonly used switch for controlling motors manually
a)
Toggle Switch
b)
Float Switch
c)
Pressure Switch
d)
Cam Switch
3.
Identify the switch whose symbol is shown below?
a)
Limit Switch NC
b)
Pressure Switch
c)
Limit Switch NO
d)
Cam Switch
4.
Select the manual switches from the list below.
1. pressure switch
2. cam switch
3. float switch
4. thermostats
1. pressure switch
2. cam switch
3. float switch
4. thermostats
a)
1
b)
2
c)
3
d)
4
5.
The best use of float switch is in:
a)
Air conditioners
b)
Automatic water tanks
c)
Automatic pressure tanks
d)
Automatic doors
6.
Which one is an application of toggle switch?
a)
•to control the speed of motor
b)
•to start and stop the motor
c)
•in automatic water tank
d)
Air conditioner
7.
Which one is an application of Cam switch?
a)
•to control the speed of motor
b)
•to start and stop the motor
c)
•in automatic water tank
d)
Air conditioner
8.
Which one is an application of Float switch?
a)
•to control the speed of motor
b)
•to start and stop the motor
c)
•in automatic water tank
d)
Air conditioner
9.
Which one is an application of Limit Switch ?
a)
•to control the speed of motor
b)
•to start and stop the motor
c)
•in automatic water tank
d)
•in automatic water filling industries
10.
Which one is an application of Pressure Switch ?
a)
•to control the speed of motor
b)
Air Compress
c)
•in automatic water tank
d)
•in automatic water filling industries
11.
Which one is an application of Thermostat Switch ?
a)
•to control the speed of motor
b)
Air Compress
c)
Air conditioner
d)
•in automatic water filling industries
12.
________ are designed to pass an electrical signal when a limit that has been set is reached.
a)
Float Switches
b)
Toggle switches
c)
pressure switches
d)
Limit switches
13.
Which switch is also called a Drum switch?
a)
Cam switch
b)
Toggle switch
c)
Pressure switch
d)
Limit switch
Reset
