WorksheetsQuiz for Electrical very basic
Total questions: 20
Worksheet time: 11mins
What is the voltage of Single phase domestic in NZ
230 V
300 V
400 V
120 V
What is the Industrial three phase voltage
230 V
400 V
500 V
12 V
What is the Color Code for LIVE/Phase/Hot cable in NZ
Red or Brown
Black or Blue
Green or Yellow+green
White
What is the Color Code for Neutral cable in NZ
Red or Brown
Black or Blue
Green or Yellow+green
White
What is the Color Code for Earthing cable in NZ
Red or Brown
Black or Blue
Green or Yellow+green
White
For lung failure , how much current is needed
100 ma
200 ma
10 ma
20 ma
Unit of Current
A
Ohm
V
$
Unit of Voltage
A
Ohm
V
$
Unit of Resistance
A
Ohm
V
$
Unit of Power
Ampere(A)
Ohm(Ω)
Votage(V)
Watt (W)
From the name plate , find out the I
18.75 A
20 A
25 A
30 A
What is the correct equation for current, I
V/R or V ÷ R
R/V
VR
VI
What is the correct equation for current, P
V/R
R/V
VR
VI
What kind of Current it is ?
Alternative current (AC)
Direct Current (DC)
Pulsating
Variable
What kind of Current it is ?
Alternative current (AC)
Direct Current (DC)
Pulsating
Variable
Refer to figure, can you identify ?
Ceiling Rose
Junction Box
BC Lamp Holder PIR
Refer to figure, can you identify ?
Ceiling Rose
Junction Box
BC Lamp Holder PIR
Flush Box
Surface Flush Box
Refer to figure, can you identify ?
Flamefighter
Foam Extinguisher
Fire Extinguisher
Fire protection device
All of them
Allowed value of continuity of the earthing System ?
< 1 ohm
> 1 ohm
> 2 Ohm
> 999 MΩ
Allowed value of Insulation resistance ?
< 1 ohm
> 1 ohm
> 2 Ohm
> 999 MΩ
