Doorbell
Authored by Maikel Jackson Ferrer
Professional Development
11th Grade
Used 38+ times
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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The voltage used in the doorbell electrical system is normally...
12 V
16 V
120 V
2.
MULTIPLE SELECT QUESTION
1 min • 1 pt
The main parts of the doorbell electrical installation are...
Transformer/chime/wires/push button
resistor/capacitor/diode
Transformer/Relay/wires
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In terms of voltage the transformer used in the doorbell is classified as.
Step up Transformer
Step down Transformer
Center tap Transformer
4.
FILL IN THE BLANK QUESTION
1 min • 1 pt
What size of breaker should be used in the installation of the doorbell if the amperage is 8 A?
(a)
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
If the turns ratio of a transformer in the doorbell system is 10:1. The output voltage of it will be...
12 V
24 V
48 V
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the control device used in the doorbell?
SPST
Three way
Push button
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The size of wire used in the doorbell installation is...
12 AWG
18 AWG
12 AWG
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